Home / 706,565.17-1,060,198.31-280,091.98

Finding the Fourth Proportional to 706,565.17, 1,060,198.31 and 280,091.98

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Solution

The fourth proportional to 706,565.17, 1,060,198.31 and 280,091.98 is: 420,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,565.17 : 1,060,198.31 = 280,091.98 : x
  2. Step 2: Convert to fraction form
    706,565.17/1,060,198.31 = 280,091.98/x
  3. Step 3: Cross multiply
    706,565.17x = 1,060,198.31 × 280,091.98
  4. Step 4: Simplify right side
    706,565.17x = 296,953,042,440.09
  5. Step 5: Solve for x
    x = 296,953,042,440.09/706,565.17
  6. Step 6: Final answer
    x = 420,276.93

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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.