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Finding the Fourth Proportional to 292,788.97, 404,045.41 and 158,652.97

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Solution

The fourth proportional to 292,788.97, 404,045.41 and 158,652.97 is: 218,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,788.97 : 404,045.41 = 158,652.97 : x
  2. Step 2: Convert to fraction form
    292,788.97/404,045.41 = 158,652.97/x
  3. Step 3: Cross multiply
    292,788.97x = 404,045.41 × 158,652.97
  4. Step 4: Simplify right side
    292,788.97x = 64,103,004,311.37
  5. Step 5: Solve for x
    x = 64,103,004,311.37/292,788.97
  6. Step 6: Final answer
    x = 218,939.27

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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.