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Finding the Fourth Proportional to 350,309.88, 483,327.62 and 197,294.55

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Solution

The fourth proportional to 350,309.88, 483,327.62 and 197,294.55 is: 272,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,309.88 : 483,327.62 = 197,294.55 : x
  2. Step 2: Convert to fraction form
    350,309.88/483,327.62 = 197,294.55/x
  3. Step 3: Cross multiply
    350,309.88x = 483,327.62 × 197,294.55
  4. Step 4: Simplify right side
    350,309.88x = 95,357,906,227.54
  5. Step 5: Solve for x
    x = 95,357,906,227.54/350,309.88
  6. Step 6: Final answer
    x = 272,210.15

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1.5x scale

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.