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Finding the Fourth Proportional to 425,562.75, 587,280.56 and 234,582.98

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Solution

The fourth proportional to 425,562.75, 587,280.56 and 234,582.98 is: 323,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,562.75 : 587,280.56 = 234,582.98 : x
  2. Step 2: Convert to fraction form
    425,562.75/587,280.56 = 234,582.98/x
  3. Step 3: Cross multiply
    425,562.75x = 587,280.56 × 234,582.98
  4. Step 4: Simplify right side
    425,562.75x = 137,766,019,751.55
  5. Step 5: Solve for x
    x = 137,766,019,751.55/425,562.75
  6. Step 6: Final answer
    x = 323,726.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.