Home / 427,246.26-641,254.59-227,732.82

Finding the Fourth Proportional to 427,246.26, 641,254.59 and 227,732.82

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Solution

The fourth proportional to 427,246.26, 641,254.59 and 227,732.82 is: 341,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,246.26 : 641,254.59 = 227,732.82 : x
  2. Step 2: Convert to fraction form
    427,246.26/641,254.59 = 227,732.82/x
  3. Step 3: Cross multiply
    427,246.26x = 641,254.59 × 227,732.82
  4. Step 4: Simplify right side
    427,246.26x = 146,034,716,118.64
  5. Step 5: Solve for x
    x = 146,034,716,118.64/427,246.26
  6. Step 6: Final answer
    x = 341,804.55

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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.