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Finding the Fourth Proportional to 341,178.66, 511,881.24 and 104,523.66

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Solution

The fourth proportional to 341,178.66, 511,881.24 and 104,523.66 is: 156,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,178.66 : 511,881.24 = 104,523.66 : x
  2. Step 2: Convert to fraction form
    341,178.66/511,881.24 = 104,523.66/x
  3. Step 3: Cross multiply
    341,178.66x = 511,881.24 × 104,523.66
  4. Step 4: Simplify right side
    341,178.66x = 53,503,700,690.14
  5. Step 5: Solve for x
    x = 53,503,700,690.14/341,178.66
  6. Step 6: Final answer
    x = 156,820.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.