Home / 878,098.28-1,317,046.77-229,737.06

Finding the Fourth Proportional to 878,098.28, 1,317,046.77 and 229,737.06

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Solution

The fourth proportional to 878,098.28, 1,317,046.77 and 229,737.06 is: 344,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,098.28 : 1,317,046.77 = 229,737.06 : x
  2. Step 2: Convert to fraction form
    878,098.28/1,317,046.77 = 229,737.06/x
  3. Step 3: Cross multiply
    878,098.28x = 1,317,046.77 × 229,737.06
  4. Step 4: Simplify right side
    878,098.28x = 302,574,452,822.30
  5. Step 5: Solve for x
    x = 302,574,452,822.30/878,098.28
  6. Step 6: Final answer
    x = 344,579.26

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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.