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Finding the Fourth Proportional to 293,306.64, 404,763.15 and 159,170.64

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Solution

The fourth proportional to 293,306.64, 404,763.15 and 159,170.64 is: 219,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,306.64 : 404,763.15 = 159,170.64 : x
  2. Step 2: Convert to fraction form
    293,306.64/404,763.15 = 159,170.64/x
  3. Step 3: Cross multiply
    293,306.64x = 404,763.15 × 159,170.64
  4. Step 4: Simplify right side
    293,306.64x = 64,426,409,633.92
  5. Step 5: Solve for x
    x = 64,426,409,633.92/293,306.64
  6. Step 6: Final answer
    x = 219,655.48

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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.