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Finding the Fourth Proportional to 296,338.92, 444,552.12 and 85,949.52

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Solution

The fourth proportional to 296,338.92, 444,552.12 and 85,949.52 is: 128,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,338.92 : 444,552.12 = 85,949.52 : x
  2. Step 2: Convert to fraction form
    296,338.92/444,552.12 = 85,949.52/x
  3. Step 3: Cross multiply
    296,338.92x = 444,552.12 × 85,949.52
  4. Step 4: Simplify right side
    296,338.92x = 38,209,041,328.98
  5. Step 5: Solve for x
    x = 38,209,041,328.98/296,338.92
  6. Step 6: Final answer
    x = 128,936.97

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1.5x scale

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.