Home / 906,960.66-1,251,568.12-493,499.13

Finding the Fourth Proportional to 906,960.66, 1,251,568.12 and 493,499.13

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Solution

The fourth proportional to 906,960.66, 1,251,568.12 and 493,499.13 is: 681,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,960.66 : 1,251,568.12 = 493,499.13 : x
  2. Step 2: Convert to fraction form
    906,960.66/1,251,568.12 = 493,499.13/x
  3. Step 3: Cross multiply
    906,960.66x = 1,251,568.12 × 493,499.13
  4. Step 4: Simplify right side
    906,960.66x = 617,647,778,355.74
  5. Step 5: Solve for x
    x = 617,647,778,355.74/906,960.66
  6. Step 6: Final answer
    x = 681,008.35

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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.