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Finding the Fourth Proportional to 534,753.72, 802,090.49 and 155,677.37

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Solution

The fourth proportional to 534,753.72, 802,090.49 and 155,677.37 is: 233,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,753.72 : 802,090.49 = 155,677.37 : x
  2. Step 2: Convert to fraction form
    534,753.72/802,090.49 = 155,677.37/x
  3. Step 3: Cross multiply
    534,753.72x = 802,090.49 × 155,677.37
  4. Step 4: Simplify right side
    534,753.72x = 124,867,333,196.37
  5. Step 5: Solve for x
    x = 124,867,333,196.37/534,753.72
  6. Step 6: Final answer
    x = 233,504.38

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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.