Home / 1,000,306.97-1,500,458.22-772,933.20

Finding the Fourth Proportional to 1,000,306.97, 1,500,458.22 and 772,933.20

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Solution

The fourth proportional to 1,000,306.97, 1,500,458.22 and 772,933.20 is: 1,159,398.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,306.97 : 1,500,458.22 = 772,933.20 : x
  2. Step 2: Convert to fraction form
    1,000,306.97/1,500,458.22 = 772,933.20/x
  3. Step 3: Cross multiply
    1,000,306.97x = 1,500,458.22 × 772,933.20
  4. Step 4: Simplify right side
    1,000,306.97x = 1,159,753,973,450.90
  5. Step 5: Solve for x
    x = 1,159,753,973,450.90/1,000,306.97
  6. Step 6: Final answer
    x = 1,159,398.07

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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.