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Finding the Fourth Proportional to 531,956.60, 798,518.10 and 332,502.20

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Solution

The fourth proportional to 531,956.60, 798,518.10 and 332,502.20 is: 499,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,956.60 : 798,518.10 = 332,502.20 : x
  2. Step 2: Convert to fraction form
    531,956.60/798,518.10 = 332,502.20/x
  3. Step 3: Cross multiply
    531,956.60x = 798,518.10 × 332,502.20
  4. Step 4: Simplify right side
    531,956.60x = 265,509,024,989.82
  5. Step 5: Solve for x
    x = 265,509,024,989.82/531,956.60
  6. Step 6: Final answer
    x = 499,117.83

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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.