Home / 708,713.40-1,063,177.20-228,780.84

Finding the Fourth Proportional to 708,713.40, 1,063,177.20 and 228,780.84

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Solution

The fourth proportional to 708,713.40, 1,063,177.20 and 228,780.84 is: 343,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,713.40 : 1,063,177.20 = 228,780.84 : x
  2. Step 2: Convert to fraction form
    708,713.40/1,063,177.20 = 228,780.84/x
  3. Step 3: Cross multiply
    708,713.40x = 1,063,177.20 × 228,780.84
  4. Step 4: Simplify right side
    708,713.40x = 243,234,572,884.85
  5. Step 5: Solve for x
    x = 243,234,572,884.85/708,713.40
  6. Step 6: Final answer
    x = 343,205.83

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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.