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Finding the Fourth Proportional to 340,930.60, 511,543.52 and 182,974.52

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Solution

The fourth proportional to 340,930.60, 511,543.52 and 182,974.52 is: 274,541.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,930.60 : 511,543.52 = 182,974.52 : x
  2. Step 2: Convert to fraction form
    340,930.60/511,543.52 = 182,974.52/x
  3. Step 3: Cross multiply
    340,930.60x = 511,543.52 × 182,974.52
  4. Step 4: Simplify right side
    340,930.60x = 93,599,430,031.11
  5. Step 5: Solve for x
    x = 93,599,430,031.11/340,930.60
  6. Step 6: Final answer
    x = 274,541.01

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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.