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Finding the Fourth Proportional to 292,644.48, 403,850.24 and 158,508.48

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Solution

The fourth proportional to 292,644.48, 403,850.24 and 158,508.48 is: 218,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,644.48 : 403,850.24 = 158,508.48 : x
  2. Step 2: Convert to fraction form
    292,644.48/403,850.24 = 158,508.48/x
  3. Step 3: Cross multiply
    292,644.48x = 403,850.24 × 158,508.48
  4. Step 4: Simplify right side
    292,644.48x = 64,013,687,690.04
  5. Step 5: Solve for x
    x = 64,013,687,690.04/292,644.48
  6. Step 6: Final answer
    x = 218,742.17

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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.