Home / 453,601.20-680,280.24-137,973.36

Finding the Fourth Proportional to 453,601.20, 680,280.24 and 137,973.36

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Solution

The fourth proportional to 453,601.20, 680,280.24 and 137,973.36 is: 206,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,601.20 : 680,280.24 = 137,973.36 : x
  2. Step 2: Convert to fraction form
    453,601.20/680,280.24 = 137,973.36/x
  3. Step 3: Cross multiply
    453,601.20x = 680,280.24 × 137,973.36
  4. Step 4: Simplify right side
    453,601.20x = 93,860,550,454.41
  5. Step 5: Solve for x
    x = 93,860,550,454.41/453,601.20
  6. Step 6: Final answer
    x = 206,923.06

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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.