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Finding the Fourth Proportional to 441,895.24, 609,621.42 and 298,603

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Solution

The fourth proportional to 441,895.24, 609,621.42 and 298,603 is: 411,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,895.24 : 609,621.42 = 298,603 : x
  2. Step 2: Convert to fraction form
    441,895.24/609,621.42 = 298,603/x
  3. Step 3: Cross multiply
    441,895.24x = 609,621.42 × 298,603
  4. Step 4: Simplify right side
    441,895.24x = 182,034,784,876.26
  5. Step 5: Solve for x
    x = 182,034,784,876.26/441,895.24
  6. Step 6: Final answer
    x = 411,941.04

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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.