Home / 880,886.07-1,215,723.62-493,806.03

Finding the Fourth Proportional to 880,886.07, 1,215,723.62 and 493,806.03

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Solution

The fourth proportional to 880,886.07, 1,215,723.62 and 493,806.03 is: 681,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,886.07 : 1,215,723.62 = 493,806.03 : x
  2. Step 2: Convert to fraction form
    880,886.07/1,215,723.62 = 493,806.03/x
  3. Step 3: Cross multiply
    880,886.07x = 1,215,723.62 × 493,806.03
  4. Step 4: Simplify right side
    880,886.07x = 600,331,654,369.43
  5. Step 5: Solve for x
    x = 600,331,654,369.43/880,886.07
  6. Step 6: Final answer
    x = 681,508.85

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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.