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Finding the Fourth Proportional to 713,276.67, 984,422.49 and 441,432.10

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Solution

The fourth proportional to 713,276.67, 984,422.49 and 441,432.10 is: 609,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,276.67 : 984,422.49 = 441,432.10 : x
  2. Step 2: Convert to fraction form
    713,276.67/984,422.49 = 441,432.10/x
  3. Step 3: Cross multiply
    713,276.67x = 984,422.49 × 441,432.10
  4. Step 4: Simplify right side
    713,276.67x = 434,555,687,047.93
  5. Step 5: Solve for x
    x = 434,555,687,047.93/713,276.67
  6. Step 6: Final answer
    x = 609,238.61

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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.