Home / 274,690.43-378,700.68-234,832.35

Finding the Fourth Proportional to 274,690.43, 378,700.68 and 234,832.35

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Solution

The fourth proportional to 274,690.43, 378,700.68 and 234,832.35 is: 323,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,690.43 : 378,700.68 = 234,832.35 : x
  2. Step 2: Convert to fraction form
    274,690.43/378,700.68 = 234,832.35/x
  3. Step 3: Cross multiply
    274,690.43x = 378,700.68 × 234,832.35
  4. Step 4: Simplify right side
    274,690.43x = 88,931,170,631.00
  5. Step 5: Solve for x
    x = 88,931,170,631.00/274,690.43
  6. Step 6: Final answer
    x = 323,750.52

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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.