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Finding the Fourth Proportional to 264,061.62, 396,488.52 and 254,876.22

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Solution

The fourth proportional to 264,061.62, 396,488.52 and 254,876.22 is: 382,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,061.62 : 396,488.52 = 254,876.22 : x
  2. Step 2: Convert to fraction form
    264,061.62/396,488.52 = 254,876.22/x
  3. Step 3: Cross multiply
    264,061.62x = 396,488.52 × 254,876.22
  4. Step 4: Simplify right side
    264,061.62x = 101,055,495,250.99
  5. Step 5: Solve for x
    x = 101,055,495,250.99/264,061.62
  6. Step 6: Final answer
    x = 382,696.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.