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Finding the Fourth Proportional to 569,116.10, 853,717.35 and 169,725.70

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Solution

The fourth proportional to 569,116.10, 853,717.35 and 169,725.70 is: 254,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,116.10 : 853,717.35 = 169,725.70 : x
  2. Step 2: Convert to fraction form
    569,116.10/853,717.35 = 169,725.70/x
  3. Step 3: Cross multiply
    569,116.10x = 853,717.35 × 169,725.70
  4. Step 4: Simplify right side
    569,116.10x = 144,897,774,830.90
  5. Step 5: Solve for x
    x = 144,897,774,830.90/569,116.10
  6. Step 6: Final answer
    x = 254,601.43

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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.