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Finding the Fourth Proportional to 441,482.27, 609,172.17 and 260,169.53

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Solution

The fourth proportional to 441,482.27, 609,172.17 and 260,169.53 is: 358,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,482.27 : 609,172.17 = 260,169.53 : x
  2. Step 2: Convert to fraction form
    441,482.27/609,172.17 = 260,169.53/x
  3. Step 3: Cross multiply
    441,482.27x = 609,172.17 × 260,169.53
  4. Step 4: Simplify right side
    441,482.27x = 158,488,034,112.12
  5. Step 5: Solve for x
    x = 158,488,034,112.12/441,482.27
  6. Step 6: Final answer
    x = 358,990.72

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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.