Home / 864,250.92-1,192,664.52-482,254.92

Finding the Fourth Proportional to 864,250.92, 1,192,664.52 and 482,254.92

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Solution

The fourth proportional to 864,250.92, 1,192,664.52 and 482,254.92 is: 665,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,250.92 : 1,192,664.52 = 482,254.92 : x
  2. Step 2: Convert to fraction form
    864,250.92/1,192,664.52 = 482,254.92/x
  3. Step 3: Cross multiply
    864,250.92x = 1,192,664.52 × 482,254.92
  4. Step 4: Simplify right side
    864,250.92x = 575,168,332,679.44
  5. Step 5: Solve for x
    x = 575,168,332,679.44/864,250.92
  6. Step 6: Final answer
    x = 665,510.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.