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Finding the Fourth Proportional to 541,203.32, 747,069.90 and 484,516.28

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Solution

The fourth proportional to 541,203.32, 747,069.90 and 484,516.28 is: 668,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,203.32 : 747,069.90 = 484,516.28 : x
  2. Step 2: Convert to fraction form
    541,203.32/747,069.90 = 484,516.28/x
  3. Step 3: Cross multiply
    541,203.32x = 747,069.90 × 484,516.28
  4. Step 4: Simplify right side
    541,203.32x = 361,967,528,847.97
  5. Step 5: Solve for x
    x = 361,967,528,847.97/541,203.32
  6. Step 6: Final answer
    x = 668,819.86

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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.