Home / 961,845.17-1,442,842.88-322,151.31

Finding the Fourth Proportional to 961,845.17, 1,442,842.88 and 322,151.31

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Solution

The fourth proportional to 961,845.17, 1,442,842.88 and 322,151.31 is: 483,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,845.17 : 1,442,842.88 = 322,151.31 : x
  2. Step 2: Convert to fraction form
    961,845.17/1,442,842.88 = 322,151.31/x
  3. Step 3: Cross multiply
    961,845.17x = 1,442,842.88 × 322,151.31
  4. Step 4: Simplify right side
    961,845.17x = 464,813,722,305.42
  5. Step 5: Solve for x
    x = 464,813,722,305.42/961,845.17
  6. Step 6: Final answer
    x = 483,252.13

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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.