Home / 1,023,347.20-1,534,882.56-275,438.08

Finding the Fourth Proportional to 1,023,347.20, 1,534,882.56 and 275,438.08

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Solution

The fourth proportional to 1,023,347.20, 1,534,882.56 and 275,438.08 is: 413,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,347.20 : 1,534,882.56 = 275,438.08 : x
  2. Step 2: Convert to fraction form
    1,023,347.20/1,534,882.56 = 275,438.08/x
  3. Step 3: Cross multiply
    1,023,347.20x = 1,534,882.56 × 275,438.08
  4. Step 4: Simplify right side
    1,023,347.20x = 422,765,105,351.89
  5. Step 5: Solve for x
    x = 422,765,105,351.89/1,023,347.20
  6. Step 6: Final answer
    x = 413,119.91

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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.