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Finding the Fourth Proportional to 292,767.26, 404,019.35 and 158,631.26

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Solution

The fourth proportional to 292,767.26, 404,019.35 and 158,631.26 is: 218,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,767.26 : 404,019.35 = 158,631.26 : x
  2. Step 2: Convert to fraction form
    292,767.26/404,019.35 = 158,631.26/x
  3. Step 3: Cross multiply
    292,767.26x = 404,019.35 × 158,631.26
  4. Step 4: Simplify right side
    292,767.26x = 64,090,098,554.88
  5. Step 5: Solve for x
    x = 64,090,098,554.88/292,767.26
  6. Step 6: Final answer
    x = 218,911.43

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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.