Home / 482,281.25-723,351.44-140,632.87

Finding the Fourth Proportional to 482,281.25, 723,351.44 and 140,632.87

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Solution

The fourth proportional to 482,281.25, 723,351.44 and 140,632.87 is: 210,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,281.25 : 723,351.44 = 140,632.87 : x
  2. Step 2: Convert to fraction form
    482,281.25/723,351.44 = 140,632.87/x
  3. Step 3: Cross multiply
    482,281.25x = 723,351.44 × 140,632.87
  4. Step 4: Simplify right side
    482,281.25x = 101,726,987,569.04
  5. Step 5: Solve for x
    x = 101,726,987,569.04/482,281.25
  6. Step 6: Final answer
    x = 210,928.76

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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.