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Finding the Fourth Proportional to 270,897.30, 406,372.67 and 93,380.94

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Solution

The fourth proportional to 270,897.30, 406,372.67 and 93,380.94 is: 140,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,897.30 : 406,372.67 = 93,380.94 : x
  2. Step 2: Convert to fraction form
    270,897.30/406,372.67 = 93,380.94/x
  3. Step 3: Cross multiply
    270,897.30x = 406,372.67 × 93,380.94
  4. Step 4: Simplify right side
    270,897.30x = 37,947,461,914.91
  5. Step 5: Solve for x
    x = 37,947,461,914.91/270,897.30
  6. Step 6: Final answer
    x = 140,080.62

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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.