Home / 628,002.10-941,711.55-272,833.30

Finding the Fourth Proportional to 628,002.10, 941,711.55 and 272,833.30

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Solution

The fourth proportional to 628,002.10, 941,711.55 and 272,833.30 is: 409,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,002.10 : 941,711.55 = 272,833.30 : x
  2. Step 2: Convert to fraction form
    628,002.10/941,711.55 = 272,833.30/x
  3. Step 3: Cross multiply
    628,002.10x = 941,711.55 × 272,833.30
  4. Step 4: Simplify right side
    628,002.10x = 256,930,269,834.62
  5. Step 5: Solve for x
    x = 256,930,269,834.62/628,002.10
  6. Step 6: Final answer
    x = 409,123.27

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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.