Home / 757,532.80-1,136,299.20-284,233.60

Finding the Fourth Proportional to 757,532.80, 1,136,299.20 and 284,233.60

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Solution

The fourth proportional to 757,532.80, 1,136,299.20 and 284,233.60 is: 426,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,532.80 : 1,136,299.20 = 284,233.60 : x
  2. Step 2: Convert to fraction form
    757,532.80/1,136,299.20 = 284,233.60/x
  3. Step 3: Cross multiply
    757,532.80x = 1,136,299.20 × 284,233.60
  4. Step 4: Simplify right side
    757,532.80x = 322,974,412,293.12
  5. Step 5: Solve for x
    x = 322,974,412,293.12/757,532.80
  6. Step 6: Final answer
    x = 426,350.40

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Similar ratio
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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.