Home / 887,989.11-1,332,732.31-348,624.21

Finding the Fourth Proportional to 887,989.11, 1,332,732.31 and 348,624.21

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Solution

The fourth proportional to 887,989.11, 1,332,732.31 and 348,624.21 is: 523,230.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,989.11 : 1,332,732.31 = 348,624.21 : x
  2. Step 2: Convert to fraction form
    887,989.11/1,332,732.31 = 348,624.21/x
  3. Step 3: Cross multiply
    887,989.11x = 1,332,732.31 × 348,624.21
  4. Step 4: Simplify right side
    887,989.11x = 464,622,750,073.61
  5. Step 5: Solve for x
    x = 464,622,750,073.61/887,989.11
  6. Step 6: Final answer
    x = 523,230.23

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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.