Home / 292,727.10-403,958.14-165,399.96

Finding the Fourth Proportional to 292,727.10, 403,958.14 and 165,399.96

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Solution

The fourth proportional to 292,727.10, 403,958.14 and 165,399.96 is: 228,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,727.10 : 403,958.14 = 165,399.96 : x
  2. Step 2: Convert to fraction form
    292,727.10/403,958.14 = 165,399.96/x
  3. Step 3: Cross multiply
    292,727.10x = 403,958.14 × 165,399.96
  4. Step 4: Simplify right side
    292,727.10x = 66,814,661,299.02
  5. Step 5: Solve for x
    x = 66,814,661,299.02/292,727.10
  6. Step 6: Final answer
    x = 228,248.97

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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.