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Finding the Fourth Proportional to 423,916, 635,042.88 and 246,050.08

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Solution

The fourth proportional to 423,916, 635,042.88 and 246,050.08 is: 368,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,916 : 635,042.88 = 246,050.08 : x
  2. Step 2: Convert to fraction form
    423,916/635,042.88 = 246,050.08/x
  3. Step 3: Cross multiply
    423,916x = 635,042.88 × 246,050.08
  4. Step 4: Simplify right side
    423,916x = 156,252,351,427.43
  5. Step 5: Solve for x
    x = 156,252,351,427.43/423,916
  6. Step 6: Final answer
    x = 368,592.72

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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.