Home / 534,769.88-802,156.64-135,410.46

Finding the Fourth Proportional to 534,769.88, 802,156.64 and 135,410.46

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Solution

The fourth proportional to 534,769.88, 802,156.64 and 135,410.46 is: 203,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,769.88 : 802,156.64 = 135,410.46 : x
  2. Step 2: Convert to fraction form
    534,769.88/802,156.64 = 135,410.46/x
  3. Step 3: Cross multiply
    534,769.88x = 802,156.64 × 135,410.46
  4. Step 4: Simplify right side
    534,769.88x = 108,620,398,937.40
  5. Step 5: Solve for x
    x = 108,620,398,937.40/534,769.88
  6. Step 6: Final answer
    x = 203,116.15

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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.