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Finding the Fourth Proportional to 292,350.33, 403,443.46 and 158,214.33

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Solution

The fourth proportional to 292,350.33, 403,443.46 and 158,214.33 is: 218,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,350.33 : 403,443.46 = 158,214.33 : x
  2. Step 2: Convert to fraction form
    292,350.33/403,443.46 = 158,214.33/x
  3. Step 3: Cross multiply
    292,350.33x = 403,443.46 × 158,214.33
  4. Step 4: Simplify right side
    292,350.33x = 63,830,536,321.25
  5. Step 5: Solve for x
    x = 63,830,536,321.25/292,350.33
  6. Step 6: Final answer
    x = 218,335.78

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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.