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Finding the Fourth Proportional to 340,683.56, 511,244.04 and 228,490.52

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Solution

The fourth proportional to 340,683.56, 511,244.04 and 228,490.52 is: 342,882.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,683.56 : 511,244.04 = 228,490.52 : x
  2. Step 2: Convert to fraction form
    340,683.56/511,244.04 = 228,490.52/x
  3. Step 3: Cross multiply
    340,683.56x = 511,244.04 × 228,490.52
  4. Step 4: Simplify right side
    340,683.56x = 116,814,416,546.50
  5. Step 5: Solve for x
    x = 116,814,416,546.50/340,683.56
  6. Step 6: Final answer
    x = 342,882.46

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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.