Home / 706,711.26-1,060,417.20-280,237.97

Finding the Fourth Proportional to 706,711.26, 1,060,417.20 and 280,237.97

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Solution

The fourth proportional to 706,711.26, 1,060,417.20 and 280,237.97 is: 420,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,711.26 : 1,060,417.20 = 280,237.97 : x
  2. Step 2: Convert to fraction form
    706,711.26/1,060,417.20 = 280,237.97/x
  3. Step 3: Cross multiply
    706,711.26x = 1,060,417.20 × 280,237.97
  4. Step 4: Simplify right side
    706,711.26x = 297,169,158,179.00
  5. Step 5: Solve for x
    x = 297,169,158,179.00/706,711.26
  6. Step 6: Final answer
    x = 420,495.86

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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.