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Finding the Fourth Proportional to 567,654, 851,481 and 230,877.87

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Solution

The fourth proportional to 567,654, 851,481 and 230,877.87 is: 346,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,654 : 851,481 = 230,877.87 : x
  2. Step 2: Convert to fraction form
    567,654/851,481 = 230,877.87/x
  3. Step 3: Cross multiply
    567,654x = 851,481 × 230,877.87
  4. Step 4: Simplify right side
    567,654x = 196,588,119,625.47
  5. Step 5: Solve for x
    x = 196,588,119,625.47/567,654
  6. Step 6: Final answer
    x = 346,316.81

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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.