Home / 803,578.41-1,108,934.72-441,008.14

Finding the Fourth Proportional to 803,578.41, 1,108,934.72 and 441,008.14

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Solution

The fourth proportional to 803,578.41, 1,108,934.72 and 441,008.14 is: 608,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,578.41 : 1,108,934.72 = 441,008.14 : x
  2. Step 2: Convert to fraction form
    803,578.41/1,108,934.72 = 441,008.14/x
  3. Step 3: Cross multiply
    803,578.41x = 1,108,934.72 × 441,008.14
  4. Step 4: Simplify right side
    803,578.41x = 489,049,236,578.80
  5. Step 5: Solve for x
    x = 489,049,236,578.80/803,578.41
  6. Step 6: Final answer
    x = 608,589.32

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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.