Home / 844,932.96-1,165,989.12-462,951.36

Finding the Fourth Proportional to 844,932.96, 1,165,989.12 and 462,951.36

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Solution

The fourth proportional to 844,932.96, 1,165,989.12 and 462,951.36 is: 638,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,932.96 : 1,165,989.12 = 462,951.36 : x
  2. Step 2: Convert to fraction form
    844,932.96/1,165,989.12 = 462,951.36/x
  3. Step 3: Cross multiply
    844,932.96x = 1,165,989.12 × 462,951.36
  4. Step 4: Simplify right side
    844,932.96x = 539,796,248,849.20
  5. Step 5: Solve for x
    x = 539,796,248,849.20/844,932.96
  6. Step 6: Final answer
    x = 638,862.81

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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.