Home / 798,702.60-1,196,498.70-443,080.20

Finding the Fourth Proportional to 798,702.60, 1,196,498.70 and 443,080.20

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Solution

The fourth proportional to 798,702.60, 1,196,498.70 and 443,080.20 is: 663,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,702.60 : 1,196,498.70 = 443,080.20 : x
  2. Step 2: Convert to fraction form
    798,702.60/1,196,498.70 = 443,080.20/x
  3. Step 3: Cross multiply
    798,702.60x = 1,196,498.70 × 443,080.20
  4. Step 4: Simplify right side
    798,702.60x = 530,144,883,295.74
  5. Step 5: Solve for x
    x = 530,144,883,295.74/798,702.60
  6. Step 6: Final answer
    x = 663,757.55

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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.