Home / 976,467.87-1,464,167.85-775,355.86

Finding the Fourth Proportional to 976,467.87, 1,464,167.85 and 775,355.86

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Solution

The fourth proportional to 976,467.87, 1,464,167.85 and 775,355.86 is: 1,162,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,467.87 : 1,464,167.85 = 775,355.86 : x
  2. Step 2: Convert to fraction form
    976,467.87/1,464,167.85 = 775,355.86/x
  3. Step 3: Cross multiply
    976,467.87x = 1,464,167.85 × 775,355.86
  4. Step 4: Simplify right side
    976,467.87x = 1,135,251,122,521.10
  5. Step 5: Solve for x
    x = 1,135,251,122,521.10/976,467.87
  6. Step 6: Final answer
    x = 1,162,609.81

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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.