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Finding the Fourth Proportional to 344,124.70, 516,258.72 and 173,442.34

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Solution

The fourth proportional to 344,124.70, 516,258.72 and 173,442.34 is: 260,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,124.70 : 516,258.72 = 173,442.34 : x
  2. Step 2: Convert to fraction form
    344,124.70/516,258.72 = 173,442.34/x
  3. Step 3: Cross multiply
    344,124.70x = 516,258.72 × 173,442.34
  4. Step 4: Simplify right side
    344,124.70x = 89,541,120,442.20
  5. Step 5: Solve for x
    x = 89,541,120,442.20/344,124.70
  6. Step 6: Final answer
    x = 260,199.63

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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.