Home / 906,733.67-1,251,471.34-519,808.92

Finding the Fourth Proportional to 906,733.67, 1,251,471.34 and 519,808.92

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Solution

The fourth proportional to 906,733.67, 1,251,471.34 and 519,808.92 is: 717,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,733.67 : 1,251,471.34 = 519,808.92 : x
  2. Step 2: Convert to fraction form
    906,733.67/1,251,471.34 = 519,808.92/x
  3. Step 3: Cross multiply
    906,733.67x = 1,251,471.34 × 519,808.92
  4. Step 4: Simplify right side
    906,733.67x = 650,525,959,399.00
  5. Step 5: Solve for x
    x = 650,525,959,399.00/906,733.67
  6. Step 6: Final answer
    x = 717,438.85

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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.