Home / 708,714.40-1,063,178.70-228,781.84

Finding the Fourth Proportional to 708,714.40, 1,063,178.70 and 228,781.84

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Solution

The fourth proportional to 708,714.40, 1,063,178.70 and 228,781.84 is: 343,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,714.40 : 1,063,178.70 = 228,781.84 : x
  2. Step 2: Convert to fraction form
    708,714.40/1,063,178.70 = 228,781.84/x
  3. Step 3: Cross multiply
    708,714.40x = 1,063,178.70 × 228,781.84
  4. Step 4: Simplify right side
    708,714.40x = 243,235,979,234.81
  5. Step 5: Solve for x
    x = 243,235,979,234.81/708,714.40
  6. Step 6: Final answer
    x = 343,207.33

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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.