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Finding the Fourth Proportional to 322,352, 483,545.28 and 100,753.28

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Solution

The fourth proportional to 322,352, 483,545.28 and 100,753.28 is: 151,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,352 : 483,545.28 = 100,753.28 : x
  2. Step 2: Convert to fraction form
    322,352/483,545.28 = 100,753.28/x
  3. Step 3: Cross multiply
    322,352x = 483,545.28 × 100,753.28
  4. Step 4: Simplify right side
    322,352x = 48,718,772,988.52
  5. Step 5: Solve for x
    x = 48,718,772,988.52/322,352
  6. Step 6: Final answer
    x = 151,135.32

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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.