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Finding the Fourth Proportional to 534,702.73, 802,054.70 and 160,725.73

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Solution

The fourth proportional to 534,702.73, 802,054.70 and 160,725.73 is: 241,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,702.73 : 802,054.70 = 160,725.73 : x
  2. Step 2: Convert to fraction form
    534,702.73/802,054.70 = 160,725.73/x
  3. Step 3: Cross multiply
    534,702.73x = 802,054.70 × 160,725.73
  4. Step 4: Simplify right side
    534,702.73x = 128,910,827,157.43
  5. Step 5: Solve for x
    x = 128,910,827,157.43/534,702.73
  6. Step 6: Final answer
    x = 241,088.78

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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.