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Finding the Fourth Proportional to 373,175.79, 514,575.62 and 252,106.86

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Solution

The fourth proportional to 373,175.79, 514,575.62 and 252,106.86 is: 347,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,175.79 : 514,575.62 = 252,106.86 : x
  2. Step 2: Convert to fraction form
    373,175.79/514,575.62 = 252,106.86/x
  3. Step 3: Cross multiply
    373,175.79x = 514,575.62 × 252,106.86
  4. Step 4: Simplify right side
    373,175.79x = 129,728,042,530.22
  5. Step 5: Solve for x
    x = 129,728,042,530.22/373,175.79
  6. Step 6: Final answer
    x = 347,632.53

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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.