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Finding the Fourth Proportional to 265,030.20, 396,573.30 and 195,046.20

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Solution

The fourth proportional to 265,030.20, 396,573.30 and 195,046.20 is: 291,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,030.20 : 396,573.30 = 195,046.20 : x
  2. Step 2: Convert to fraction form
    265,030.20/396,573.30 = 195,046.20/x
  3. Step 3: Cross multiply
    265,030.20x = 396,573.30 × 195,046.20
  4. Step 4: Simplify right side
    265,030.20x = 77,350,115,186.46
  5. Step 5: Solve for x
    x = 77,350,115,186.46/265,030.20
  6. Step 6: Final answer
    x = 291,853.97

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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.