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Finding the Fourth Proportional to 650,092.60, 975,138.90 and 545,116.60

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Solution

The fourth proportional to 650,092.60, 975,138.90 and 545,116.60 is: 817,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,092.60 : 975,138.90 = 545,116.60 : x
  2. Step 2: Convert to fraction form
    650,092.60/975,138.90 = 545,116.60/x
  3. Step 3: Cross multiply
    650,092.60x = 975,138.90 × 545,116.60
  4. Step 4: Simplify right side
    650,092.60x = 531,564,401,695.74
  5. Step 5: Solve for x
    x = 531,564,401,695.74/650,092.60
  6. Step 6: Final answer
    x = 817,674.90

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Similar ratio
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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.