Home / 709,394.80-1,063,856.16-229,508.64

Finding the Fourth Proportional to 709,394.80, 1,063,856.16 and 229,508.64

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Solution

The fourth proportional to 709,394.80, 1,063,856.16 and 229,508.64 is: 344,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,394.80 : 1,063,856.16 = 229,508.64 : x
  2. Step 2: Convert to fraction form
    709,394.80/1,063,856.16 = 229,508.64/x
  3. Step 3: Cross multiply
    709,394.80x = 1,063,856.16 × 229,508.64
  4. Step 4: Simplify right side
    709,394.80x = 244,164,180,437.22
  5. Step 5: Solve for x
    x = 244,164,180,437.22/709,394.80
  6. Step 6: Final answer
    x = 344,186.59

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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.