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Finding the Fourth Proportional to 534,750.40, 802,125.60 and 219,433.60

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Solution

The fourth proportional to 534,750.40, 802,125.60 and 219,433.60 is: 329,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,750.40 : 802,125.60 = 219,433.60 : x
  2. Step 2: Convert to fraction form
    534,750.40/802,125.60 = 219,433.60/x
  3. Step 3: Cross multiply
    534,750.40x = 802,125.60 × 219,433.60
  4. Step 4: Simplify right side
    534,750.40x = 176,013,308,060.16
  5. Step 5: Solve for x
    x = 176,013,308,060.16/534,750.40
  6. Step 6: Final answer
    x = 329,150.40

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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.