Home / 376,435.68-563,968.43-336,079.38

Finding the Fourth Proportional to 376,435.68, 563,968.43 and 336,079.38

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Solution

The fourth proportional to 376,435.68, 563,968.43 and 336,079.38 is: 503,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,435.68 : 563,968.43 = 336,079.38 : x
  2. Step 2: Convert to fraction form
    376,435.68/563,968.43 = 336,079.38/x
  3. Step 3: Cross multiply
    376,435.68x = 563,968.43 × 336,079.38
  4. Step 4: Simplify right side
    376,435.68x = 189,538,161,134.17
  5. Step 5: Solve for x
    x = 189,538,161,134.17/376,435.68
  6. Step 6: Final answer
    x = 503,507.43

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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.