Home / 906,735.66-1,251,474.11-519,810.92

Finding the Fourth Proportional to 906,735.66, 1,251,474.11 and 519,810.92

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Solution

The fourth proportional to 906,735.66, 1,251,474.11 and 519,810.92 is: 717,441.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,735.66 : 1,251,474.11 = 519,810.92 : x
  2. Step 2: Convert to fraction form
    906,735.66/1,251,474.11 = 519,810.92/x
  3. Step 3: Cross multiply
    906,735.66x = 1,251,474.11 × 519,810.92
  4. Step 4: Simplify right side
    906,735.66x = 650,529,899,618.86
  5. Step 5: Solve for x
    x = 650,529,899,618.86/906,735.66
  6. Step 6: Final answer
    x = 717,441.62

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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.