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Finding the Fourth Proportional to 306,832.95, 460,276.02 and 93,648.78

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Solution

The fourth proportional to 306,832.95, 460,276.02 and 93,648.78 is: 140,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,832.95 : 460,276.02 = 93,648.78 : x
  2. Step 2: Convert to fraction form
    306,832.95/460,276.02 = 93,648.78/x
  3. Step 3: Cross multiply
    306,832.95x = 460,276.02 × 93,648.78
  4. Step 4: Simplify right side
    306,832.95x = 43,104,287,736.26
  5. Step 5: Solve for x
    x = 43,104,287,736.26/306,832.95
  6. Step 6: Final answer
    x = 140,481.29

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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.