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Finding the Fourth Proportional to 341,122.48, 511,801.76 and 116,640.92

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Solution

The fourth proportional to 341,122.48, 511,801.76 and 116,640.92 is: 175,001.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,122.48 : 511,801.76 = 116,640.92 : x
  2. Step 2: Convert to fraction form
    341,122.48/511,801.76 = 116,640.92/x
  3. Step 3: Cross multiply
    341,122.48x = 511,801.76 × 116,640.92
  4. Step 4: Simplify right side
    341,122.48x = 59,697,028,144.02
  5. Step 5: Solve for x
    x = 59,697,028,144.02/341,122.48
  6. Step 6: Final answer
    x = 175,001.74

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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.