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Finding the Fourth Proportional to 342,769.62, 473,026.90 and 197,495.11

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Solution

The fourth proportional to 342,769.62, 473,026.90 and 197,495.11 is: 272,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,769.62 : 473,026.90 = 197,495.11 : x
  2. Step 2: Convert to fraction form
    342,769.62/473,026.90 = 197,495.11/x
  3. Step 3: Cross multiply
    342,769.62x = 473,026.90 × 197,495.11
  4. Step 4: Simplify right side
    342,769.62x = 93,420,497,283.32
  5. Step 5: Solve for x
    x = 93,420,497,283.32/342,769.62
  6. Step 6: Final answer
    x = 272,546.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.