Home / 292,727.48-403,958.66-165,400.34

Finding the Fourth Proportional to 292,727.48, 403,958.66 and 165,400.34

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Solution

The fourth proportional to 292,727.48, 403,958.66 and 165,400.34 is: 228,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,727.48 : 403,958.66 = 165,400.34 : x
  2. Step 2: Convert to fraction form
    292,727.48/403,958.66 = 165,400.34/x
  3. Step 3: Cross multiply
    292,727.48x = 403,958.66 × 165,400.34
  4. Step 4: Simplify right side
    292,727.48x = 66,814,896,863.15
  5. Step 5: Solve for x
    x = 66,814,896,863.15/292,727.48
  6. Step 6: Final answer
    x = 228,249.49

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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.