Home / 769,737.28-1,154,403.60-229,865.44

Finding the Fourth Proportional to 769,737.28, 1,154,403.60 and 229,865.44

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Solution

The fourth proportional to 769,737.28, 1,154,403.60 and 229,865.44 is: 344,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,737.28 : 1,154,403.60 = 229,865.44 : x
  2. Step 2: Convert to fraction form
    769,737.28/1,154,403.60 = 229,865.44/x
  3. Step 3: Cross multiply
    769,737.28x = 1,154,403.60 × 229,865.44
  4. Step 4: Simplify right side
    769,737.28x = 265,357,491,451.58
  5. Step 5: Solve for x
    x = 265,357,491,451.58/769,737.28
  6. Step 6: Final answer
    x = 344,737.74

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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.