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Finding the Fourth Proportional to 350,327.76, 479,950.80 and 337,207.68

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Solution

The fourth proportional to 350,327.76, 479,950.80 and 337,207.68 is: 461,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,327.76 : 479,950.80 = 337,207.68 : x
  2. Step 2: Convert to fraction form
    350,327.76/479,950.80 = 337,207.68/x
  3. Step 3: Cross multiply
    350,327.76x = 479,950.80 × 337,207.68
  4. Step 4: Simplify right side
    350,327.76x = 161,843,095,782.14
  5. Step 5: Solve for x
    x = 161,843,095,782.14/350,327.76
  6. Step 6: Final answer
    x = 461,976.22

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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.