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Finding the Fourth Proportional to 713,170.80, 984,046.68 and 458,463.60

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Solution

The fourth proportional to 713,170.80, 984,046.68 and 458,463.60 is: 632,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,170.80 : 984,046.68 = 458,463.60 : x
  2. Step 2: Convert to fraction form
    713,170.80/984,046.68 = 458,463.60/x
  3. Step 3: Cross multiply
    713,170.80x = 984,046.68 × 458,463.60
  4. Step 4: Simplify right side
    713,170.80x = 451,149,583,480.85
  5. Step 5: Solve for x
    x = 451,149,583,480.85/713,170.80
  6. Step 6: Final answer
    x = 632,596.82

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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.