Home / 424,202.27-636,204.92-124,602.30

Finding the Fourth Proportional to 424,202.27, 636,204.92 and 124,602.30

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Solution

The fourth proportional to 424,202.27, 636,204.92 and 124,602.30 is: 186,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,202.27 : 636,204.92 = 124,602.30 : x
  2. Step 2: Convert to fraction form
    424,202.27/636,204.92 = 124,602.30/x
  3. Step 3: Cross multiply
    424,202.27x = 636,204.92 × 124,602.30
  4. Step 4: Simplify right side
    424,202.27x = 79,272,595,680.30
  5. Step 5: Solve for x
    x = 79,272,595,680.30/424,202.27
  6. Step 6: Final answer
    x = 186,874.52

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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.