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Finding the Fourth Proportional to 292,962.89, 404,272.41 and 163,876.44

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Solution

The fourth proportional to 292,962.89, 404,272.41 and 163,876.44 is: 226,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,962.89 : 404,272.41 = 163,876.44 : x
  2. Step 2: Convert to fraction form
    292,962.89/404,272.41 = 163,876.44/x
  3. Step 3: Cross multiply
    292,962.89x = 404,272.41 × 163,876.44
  4. Step 4: Simplify right side
    292,962.89x = 66,250,723,341.02
  5. Step 5: Solve for x
    x = 66,250,723,341.02/292,962.89
  6. Step 6: Final answer
    x = 226,140.33

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1.5x scale

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.