Home / 880,529.27-1,215,165.24-493,348.04

Finding the Fourth Proportional to 880,529.27, 1,215,165.24 and 493,348.04

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Solution

The fourth proportional to 880,529.27, 1,215,165.24 and 493,348.04 is: 680,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,529.27 : 1,215,165.24 = 493,348.04 : x
  2. Step 2: Convert to fraction form
    880,529.27/1,215,165.24 = 493,348.04/x
  3. Step 3: Cross multiply
    880,529.27x = 1,215,165.24 × 493,348.04
  4. Step 4: Simplify right side
    880,529.27x = 599,499,389,430.13
  5. Step 5: Solve for x
    x = 599,499,389,430.13/880,529.27
  6. Step 6: Final answer
    x = 680,839.82

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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.