Home / 440,526.40-660,814.68-124,958.56

Finding the Fourth Proportional to 440,526.40, 660,814.68 and 124,958.56

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Solution

The fourth proportional to 440,526.40, 660,814.68 and 124,958.56 is: 187,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,526.40 : 660,814.68 = 124,958.56 : x
  2. Step 2: Convert to fraction form
    440,526.40/660,814.68 = 124,958.56/x
  3. Step 3: Cross multiply
    440,526.40x = 660,814.68 × 124,958.56
  4. Step 4: Simplify right side
    440,526.40x = 82,574,450,839.66
  5. Step 5: Solve for x
    x = 82,574,450,839.66/440,526.40
  6. Step 6: Final answer
    x = 187,444.95

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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.