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Finding the Fourth Proportional to 373,181.04, 514,582.86 and 252,112.12

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Solution

The fourth proportional to 373,181.04, 514,582.86 and 252,112.12 is: 347,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,181.04 : 514,582.86 = 252,112.12 : x
  2. Step 2: Convert to fraction form
    373,181.04/514,582.86 = 252,112.12/x
  3. Step 3: Cross multiply
    373,181.04x = 514,582.86 × 252,112.12
  4. Step 4: Simplify right side
    373,181.04x = 129,732,575,750.26
  5. Step 5: Solve for x
    x = 129,732,575,750.26/373,181.04
  6. Step 6: Final answer
    x = 347,639.78

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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.