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Finding the Fourth Proportional to 569,316.96, 853,946.28 and 169,961.04

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Solution

The fourth proportional to 569,316.96, 853,946.28 and 169,961.04 is: 254,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,316.96 : 853,946.28 = 169,961.04 : x
  2. Step 2: Convert to fraction form
    569,316.96/853,946.28 = 169,961.04/x
  3. Step 3: Cross multiply
    569,316.96x = 853,946.28 × 169,961.04
  4. Step 4: Simplify right side
    569,316.96x = 145,137,597,852.93
  5. Step 5: Solve for x
    x = 145,137,597,852.93/569,316.96
  6. Step 6: Final answer
    x = 254,932.85

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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.