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Finding the Fourth Proportional to 297,797.80, 410,979.18 and 170,470.36

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Solution

The fourth proportional to 297,797.80, 410,979.18 and 170,470.36 is: 235,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,797.80 : 410,979.18 = 170,470.36 : x
  2. Step 2: Convert to fraction form
    297,797.80/410,979.18 = 170,470.36/x
  3. Step 3: Cross multiply
    297,797.80x = 410,979.18 × 170,470.36
  4. Step 4: Simplify right side
    297,797.80x = 70,059,768,767.10
  5. Step 5: Solve for x
    x = 70,059,768,767.10/297,797.80
  6. Step 6: Final answer
    x = 235,259.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.