Home / 803,726.66-1,109,138.90-441,156.69

Finding the Fourth Proportional to 803,726.66, 1,109,138.90 and 441,156.69

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Solution

The fourth proportional to 803,726.66, 1,109,138.90 and 441,156.69 is: 608,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,726.66 : 1,109,138.90 = 441,156.69 : x
  2. Step 2: Convert to fraction form
    803,726.66/1,109,138.90 = 441,156.69/x
  3. Step 3: Cross multiply
    803,726.66x = 1,109,138.90 × 441,156.69
  4. Step 4: Simplify right side
    803,726.66x = 489,304,043,668.46
  5. Step 5: Solve for x
    x = 489,304,043,668.46/803,726.66
  6. Step 6: Final answer
    x = 608,794.10

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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.