Home / 756,145.52-1,043,472.52-433,906.32

Finding the Fourth Proportional to 756,145.52, 1,043,472.52 and 433,906.32

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Solution

The fourth proportional to 756,145.52, 1,043,472.52 and 433,906.32 is: 598,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,145.52 : 1,043,472.52 = 433,906.32 : x
  2. Step 2: Convert to fraction form
    756,145.52/1,043,472.52 = 433,906.32/x
  3. Step 3: Cross multiply
    756,145.52x = 1,043,472.52 × 433,906.32
  4. Step 4: Simplify right side
    756,145.52x = 452,769,321,174.33
  5. Step 5: Solve for x
    x = 452,769,321,174.33/756,145.52
  6. Step 6: Final answer
    x = 598,785.96

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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.