Home / 803,966.60-1,109,469.22-441,396.52

Finding the Fourth Proportional to 803,966.60, 1,109,469.22 and 441,396.52

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Solution

The fourth proportional to 803,966.60, 1,109,469.22 and 441,396.52 is: 609,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,966.60 : 1,109,469.22 = 441,396.52 : x
  2. Step 2: Convert to fraction form
    803,966.60/1,109,469.22 = 441,396.52/x
  3. Step 3: Cross multiply
    803,966.60x = 1,109,469.22 × 441,396.52
  4. Step 4: Simplify right side
    803,966.60x = 489,715,852,755.11
  5. Step 5: Solve for x
    x = 489,715,852,755.11/803,966.60
  6. Step 6: Final answer
    x = 609,124.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.