Home / 1,036,132.70-1,554,199.05-288,178.70

Finding the Fourth Proportional to 1,036,132.70, 1,554,199.05 and 288,178.70

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Solution

The fourth proportional to 1,036,132.70, 1,554,199.05 and 288,178.70 is: 432,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,132.70 : 1,554,199.05 = 288,178.70 : x
  2. Step 2: Convert to fraction form
    1,036,132.70/1,554,199.05 = 288,178.70/x
  3. Step 3: Cross multiply
    1,036,132.70x = 1,554,199.05 × 288,178.70
  4. Step 4: Simplify right side
    1,036,132.70x = 447,887,061,770.24
  5. Step 5: Solve for x
    x = 447,887,061,770.24/1,036,132.70
  6. Step 6: Final answer
    x = 432,268.05

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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.