Home / 726,053.60-1,087,006.80-446,117.60

Finding the Fourth Proportional to 726,053.60, 1,087,006.80 and 446,117.60

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Solution

The fourth proportional to 726,053.60, 1,087,006.80 and 446,117.60 is: 667,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,053.60 : 1,087,006.80 = 446,117.60 : x
  2. Step 2: Convert to fraction form
    726,053.60/1,087,006.80 = 446,117.60/x
  3. Step 3: Cross multiply
    726,053.60x = 1,087,006.80 × 446,117.60
  4. Step 4: Simplify right side
    726,053.60x = 484,932,864,799.68
  5. Step 5: Solve for x
    x = 484,932,864,799.68/726,053.60
  6. Step 6: Final answer
    x = 667,902.29

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Double scale
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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.