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Finding the Fourth Proportional to 275,444.92, 413,303.46 and 163,120.60

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Solution

The fourth proportional to 275,444.92, 413,303.46 and 163,120.60 is: 244,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,444.92 : 413,303.46 = 163,120.60 : x
  2. Step 2: Convert to fraction form
    275,444.92/413,303.46 = 163,120.60/x
  3. Step 3: Cross multiply
    275,444.92x = 413,303.46 × 163,120.60
  4. Step 4: Simplify right side
    275,444.92x = 67,418,308,377.28
  5. Step 5: Solve for x
    x = 67,418,308,377.28/275,444.92
  6. Step 6: Final answer
    x = 244,761.49

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1.5x scale

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.