Home / 424,002.24-636,221.25-234,427.41

Finding the Fourth Proportional to 424,002.24, 636,221.25 and 234,427.41

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Solution

The fourth proportional to 424,002.24, 636,221.25 and 234,427.41 is: 351,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,002.24 : 636,221.25 = 234,427.41 : x
  2. Step 2: Convert to fraction form
    424,002.24/636,221.25 = 234,427.41/x
  3. Step 3: Cross multiply
    424,002.24x = 636,221.25 × 234,427.41
  4. Step 4: Simplify right side
    424,002.24x = 149,147,699,824.46
  5. Step 5: Solve for x
    x = 149,147,699,824.46/424,002.24
  6. Step 6: Final answer
    x = 351,761.58

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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.