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Finding the Fourth Proportional to 341,112.52, 511,670.94 and 104,437

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Solution

The fourth proportional to 341,112.52, 511,670.94 and 104,437 is: 156,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,112.52 : 511,670.94 = 104,437 : x
  2. Step 2: Convert to fraction form
    341,112.52/511,670.94 = 104,437/x
  3. Step 3: Cross multiply
    341,112.52x = 511,670.94 × 104,437
  4. Step 4: Simplify right side
    341,112.52x = 53,437,377,960.78
  5. Step 5: Solve for x
    x = 53,437,377,960.78/341,112.52
  6. Step 6: Final answer
    x = 156,656.16

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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.