Home / 782,757.72-1,174,282.38-250,412.76

Finding the Fourth Proportional to 782,757.72, 1,174,282.38 and 250,412.76

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Solution

The fourth proportional to 782,757.72, 1,174,282.38 and 250,412.76 is: 375,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,757.72 : 1,174,282.38 = 250,412.76 : x
  2. Step 2: Convert to fraction form
    782,757.72/1,174,282.38 = 250,412.76/x
  3. Step 3: Cross multiply
    782,757.72x = 1,174,282.38 × 250,412.76
  4. Step 4: Simplify right side
    782,757.72x = 294,055,291,795.17
  5. Step 5: Solve for x
    x = 294,055,291,795.17/782,757.72
  6. Step 6: Final answer
    x = 375,665.78

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1.5x scale

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.