Home / 292,728.98-403,960.73-165,401.84

Finding the Fourth Proportional to 292,728.98, 403,960.73 and 165,401.84

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Solution

The fourth proportional to 292,728.98, 403,960.73 and 165,401.84 is: 228,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,728.98 : 403,960.73 = 165,401.84 : x
  2. Step 2: Convert to fraction form
    292,728.98/403,960.73 = 165,401.84/x
  3. Step 3: Cross multiply
    292,728.98x = 403,960.73 × 165,401.84
  4. Step 4: Simplify right side
    292,728.98x = 66,815,845,182.93
  5. Step 5: Solve for x
    x = 66,815,845,182.93/292,728.98
  6. Step 6: Final answer
    x = 228,251.56

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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.