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Finding the Fourth Proportional to 293,040.96, 404,369.28 and 165,716.16

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Solution

The fourth proportional to 293,040.96, 404,369.28 and 165,716.16 is: 228,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,040.96 : 404,369.28 = 165,716.16 : x
  2. Step 2: Convert to fraction form
    293,040.96/404,369.28 = 165,716.16/x
  3. Step 3: Cross multiply
    293,040.96x = 404,369.28 × 165,716.16
  4. Step 4: Simplify right side
    293,040.96x = 67,010,524,303.56
  5. Step 5: Solve for x
    x = 67,010,524,303.56/293,040.96
  6. Step 6: Final answer
    x = 228,672.89

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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.