Home / 706,702.88-1,060,404.60-280,229.57

Finding the Fourth Proportional to 706,702.88, 1,060,404.60 and 280,229.57

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Solution

The fourth proportional to 706,702.88, 1,060,404.60 and 280,229.57 is: 420,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,702.88 : 1,060,404.60 = 280,229.57 : x
  2. Step 2: Convert to fraction form
    706,702.88/1,060,404.60 = 280,229.57/x
  3. Step 3: Cross multiply
    706,702.88x = 1,060,404.60 × 280,229.57
  4. Step 4: Simplify right side
    706,702.88x = 297,156,719,782.00
  5. Step 5: Solve for x
    x = 297,156,719,782.00/706,702.88
  6. Step 6: Final answer
    x = 420,483.25

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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.