Home / 484,724.07-726,758.05-169,008.75

Finding the Fourth Proportional to 484,724.07, 726,758.05 and 169,008.75

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Solution

The fourth proportional to 484,724.07, 726,758.05 and 169,008.75 is: 253,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,724.07 : 726,758.05 = 169,008.75 : x
  2. Step 2: Convert to fraction form
    484,724.07/726,758.05 = 169,008.75/x
  3. Step 3: Cross multiply
    484,724.07x = 726,758.05 × 169,008.75
  4. Step 4: Simplify right side
    484,724.07x = 122,828,469,582.94
  5. Step 5: Solve for x
    x = 122,828,469,582.94/484,724.07
  6. Step 6: Final answer
    x = 253,398.74

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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.