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Finding the Fourth Proportional to 350,322.76, 479,943.92 and 337,202.65

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Solution

The fourth proportional to 350,322.76, 479,943.92 and 337,202.65 is: 461,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,322.76 : 479,943.92 = 337,202.65 : x
  2. Step 2: Convert to fraction form
    350,322.76/479,943.92 = 337,202.65/x
  3. Step 3: Cross multiply
    350,322.76x = 479,943.92 × 337,202.65
  4. Step 4: Simplify right side
    350,322.76x = 161,838,361,675.39
  5. Step 5: Solve for x
    x = 161,838,361,675.39/350,322.76
  6. Step 6: Final answer
    x = 461,969.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.