Home / 1,036,179.75-1,554,357.12-288,225.75

Finding the Fourth Proportional to 1,036,179.75, 1,554,357.12 and 288,225.75

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Solution

The fourth proportional to 1,036,179.75, 1,554,357.12 and 288,225.75 is: 432,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,179.75 : 1,554,357.12 = 288,225.75 : x
  2. Step 2: Convert to fraction form
    1,036,179.75/1,554,357.12 = 288,225.75/x
  3. Step 3: Cross multiply
    1,036,179.75x = 1,554,357.12 × 288,225.75
  4. Step 4: Simplify right side
    1,036,179.75x = 448,005,746,679.84
  5. Step 5: Solve for x
    x = 448,005,746,679.84/1,036,179.75
  6. Step 6: Final answer
    x = 432,362.96

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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.