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Finding the Fourth Proportional to 342,079.34, 513,202.53 and 241,074.41

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Solution

The fourth proportional to 342,079.34, 513,202.53 and 241,074.41 is: 361,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,079.34 : 513,202.53 = 241,074.41 : x
  2. Step 2: Convert to fraction form
    342,079.34/513,202.53 = 241,074.41/x
  3. Step 3: Cross multiply
    342,079.34x = 513,202.53 × 241,074.41
  4. Step 4: Simplify right side
    342,079.34x = 123,719,995,244.57
  5. Step 5: Solve for x
    x = 123,719,995,244.57/342,079.34
  6. Step 6: Final answer
    x = 361,670.47

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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.