Home / 440,437.03-660,754.00-140,935.58

Finding the Fourth Proportional to 440,437.03, 660,754.00 and 140,935.58

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Solution

The fourth proportional to 440,437.03, 660,754.00 and 140,935.58 is: 211,434.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,437.03 : 660,754.00 = 140,935.58 : x
  2. Step 2: Convert to fraction form
    440,437.03/660,754.00 = 140,935.58/x
  3. Step 3: Cross multiply
    440,437.03x = 660,754.00 × 140,935.58
  4. Step 4: Simplify right side
    440,437.03x = 93,123,747,577.55
  5. Step 5: Solve for x
    x = 93,123,747,577.55/440,437.03
  6. Step 6: Final answer
    x = 211,434.87

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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.