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Finding the Fourth Proportional to 341,328, 511,972.82 and 104,670.02

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Solution

The fourth proportional to 341,328, 511,972.82 and 104,670.02 is: 156,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,328 : 511,972.82 = 104,670.02 : x
  2. Step 2: Convert to fraction form
    341,328/511,972.82 = 104,670.02/x
  3. Step 3: Cross multiply
    341,328x = 511,972.82 × 104,670.02
  4. Step 4: Simplify right side
    341,328x = 53,588,205,308.86
  5. Step 5: Solve for x
    x = 53,588,205,308.86/341,328
  6. Step 6: Final answer
    x = 156,999.15

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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.