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Finding the Fourth Proportional to 693,317.60, 957,222.96 and 566,298.08

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Solution

The fourth proportional to 693,317.60, 957,222.96 and 566,298.08 is: 781,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,317.60 : 957,222.96 = 566,298.08 : x
  2. Step 2: Convert to fraction form
    693,317.60/957,222.96 = 566,298.08/x
  3. Step 3: Cross multiply
    693,317.60x = 957,222.96 × 566,298.08
  4. Step 4: Simplify right side
    693,317.60x = 542,073,524,379.92
  5. Step 5: Solve for x
    x = 542,073,524,379.92/693,317.60
  6. Step 6: Final answer
    x = 781,854.56

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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.