Home / 837,592.56-1,255,164.12-521,087.76

Finding the Fourth Proportional to 837,592.56, 1,255,164.12 and 521,087.76

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Solution

The fourth proportional to 837,592.56, 1,255,164.12 and 521,087.76 is: 780,869.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,592.56 : 1,255,164.12 = 521,087.76 : x
  2. Step 2: Convert to fraction form
    837,592.56/1,255,164.12 = 521,087.76/x
  3. Step 3: Cross multiply
    837,592.56x = 1,255,164.12 × 521,087.76
  4. Step 4: Simplify right side
    837,592.56x = 654,050,659,723.17
  5. Step 5: Solve for x
    x = 654,050,659,723.17/837,592.56
  6. Step 6: Final answer
    x = 780,869.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.