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Finding the Fourth Proportional to 534,594.80, 802,108.20 and 235,132.40

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Solution

The fourth proportional to 534,594.80, 802,108.20 and 235,132.40 is: 352,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,594.80 : 802,108.20 = 235,132.40 : x
  2. Step 2: Convert to fraction form
    534,594.80/802,108.20 = 235,132.40/x
  3. Step 3: Cross multiply
    534,594.80x = 802,108.20 × 235,132.40
  4. Step 4: Simplify right side
    534,594.80x = 188,601,626,125.68
  5. Step 5: Solve for x
    x = 188,601,626,125.68/534,594.80
  6. Step 6: Final answer
    x = 352,793.60

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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.