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Finding the Fourth Proportional to 531,701.60, 798,135.60 and 332,247.20

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Solution

The fourth proportional to 531,701.60, 798,135.60 and 332,247.20 is: 498,735.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,701.60 : 798,135.60 = 332,247.20 : x
  2. Step 2: Convert to fraction form
    531,701.60/798,135.60 = 332,247.20/x
  3. Step 3: Cross multiply
    531,701.60x = 798,135.60 × 332,247.20
  4. Step 4: Simplify right side
    531,701.60x = 265,178,318,320.32
  5. Step 5: Solve for x
    x = 265,178,318,320.32/531,701.60
  6. Step 6: Final answer
    x = 498,735.23

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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.