Home / 424,862.28-637,297.02-125,348.04

Finding the Fourth Proportional to 424,862.28, 637,297.02 and 125,348.04

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Solution

The fourth proportional to 424,862.28, 637,297.02 and 125,348.04 is: 188,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,862.28 : 637,297.02 = 125,348.04 : x
  2. Step 2: Convert to fraction form
    424,862.28/637,297.02 = 125,348.04/x
  3. Step 3: Cross multiply
    424,862.28x = 637,297.02 × 125,348.04
  4. Step 4: Simplify right side
    424,862.28x = 79,883,932,354.84
  5. Step 5: Solve for x
    x = 79,883,932,354.84/424,862.28
  6. Step 6: Final answer
    x = 188,023.12

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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.