Home / 1,036,235.70-1,554,353.55-288,281.70

Finding the Fourth Proportional to 1,036,235.70, 1,554,353.55 and 288,281.70

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Solution

The fourth proportional to 1,036,235.70, 1,554,353.55 and 288,281.70 is: 432,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,235.70 : 1,554,353.55 = 288,281.70 : x
  2. Step 2: Convert to fraction form
    1,036,235.70/1,554,353.55 = 288,281.70/x
  3. Step 3: Cross multiply
    1,036,235.70x = 1,554,353.55 × 288,281.70
  4. Step 4: Simplify right side
    1,036,235.70x = 448,091,683,795.04
  5. Step 5: Solve for x
    x = 448,091,683,795.04/1,036,235.70
  6. Step 6: Final answer
    x = 432,422.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.