Home / 695,429.04-1,043,306.28-215,631.60

Finding the Fourth Proportional to 695,429.04, 1,043,306.28 and 215,631.60

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Solution

The fourth proportional to 695,429.04, 1,043,306.28 and 215,631.60 is: 323,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,429.04 : 1,043,306.28 = 215,631.60 : x
  2. Step 2: Convert to fraction form
    695,429.04/1,043,306.28 = 215,631.60/x
  3. Step 3: Cross multiply
    695,429.04x = 1,043,306.28 × 215,631.60
  4. Step 4: Simplify right side
    695,429.04x = 224,969,802,446.45
  5. Step 5: Solve for x
    x = 224,969,802,446.45/695,429.04
  6. Step 6: Final answer
    x = 323,497.85

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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.