Home / 440,424.44-660,528.83-140,842.95

Finding the Fourth Proportional to 440,424.44, 660,528.83 and 140,842.95

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Solution

The fourth proportional to 440,424.44, 660,528.83 and 140,842.95 is: 211,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,424.44 : 660,528.83 = 140,842.95 : x
  2. Step 2: Convert to fraction form
    440,424.44/660,528.83 = 140,842.95/x
  3. Step 3: Cross multiply
    440,424.44x = 660,528.83 × 140,842.95
  4. Step 4: Simplify right side
    440,424.44x = 93,030,829,775.61
  5. Step 5: Solve for x
    x = 93,030,829,775.61/440,424.44
  6. Step 6: Final answer
    x = 211,229.94

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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.