Home / 844,359.84-1,165,242.96-462,422.88

Finding the Fourth Proportional to 844,359.84, 1,165,242.96 and 462,422.88

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Solution

The fourth proportional to 844,359.84, 1,165,242.96 and 462,422.88 is: 638,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,359.84 : 1,165,242.96 = 462,422.88 : x
  2. Step 2: Convert to fraction form
    844,359.84/1,165,242.96 = 462,422.88/x
  3. Step 3: Cross multiply
    844,359.84x = 1,165,242.96 × 462,422.88
  4. Step 4: Simplify right side
    844,359.84x = 538,835,005,462.93
  5. Step 5: Solve for x
    x = 538,835,005,462.93/844,359.84
  6. Step 6: Final answer
    x = 638,158.02

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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.