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Finding the Fourth Proportional to 484,082.17, 725,999.92 and 343,250.30

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Solution

The fourth proportional to 484,082.17, 725,999.92 and 343,250.30 is: 514,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,082.17 : 725,999.92 = 343,250.30 : x
  2. Step 2: Convert to fraction form
    484,082.17/725,999.92 = 343,250.30/x
  3. Step 3: Cross multiply
    484,082.17x = 725,999.92 × 343,250.30
  4. Step 4: Simplify right side
    484,082.17x = 249,199,690,339.98
  5. Step 5: Solve for x
    x = 249,199,690,339.98/484,082.17
  6. Step 6: Final answer
    x = 514,788.00

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1.5x scale

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.