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Finding the Fourth Proportional to 424,062.06, 636,038.37 and 353,425.98

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Solution

The fourth proportional to 424,062.06, 636,038.37 and 353,425.98 is: 530,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,062.06 : 636,038.37 = 353,425.98 : x
  2. Step 2: Convert to fraction form
    424,062.06/636,038.37 = 353,425.98/x
  3. Step 3: Cross multiply
    424,062.06x = 636,038.37 × 353,425.98
  4. Step 4: Simplify right side
    424,062.06x = 224,792,484,234.85
  5. Step 5: Solve for x
    x = 224,792,484,234.85/424,062.06
  6. Step 6: Final answer
    x = 530,093.36

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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.