Home / 422,339.04-582,360.84-269,134.55

Finding the Fourth Proportional to 422,339.04, 582,360.84 and 269,134.55

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Solution

The fourth proportional to 422,339.04, 582,360.84 and 269,134.55 is: 371,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,339.04 : 582,360.84 = 269,134.55 : x
  2. Step 2: Convert to fraction form
    422,339.04/582,360.84 = 269,134.55/x
  3. Step 3: Cross multiply
    422,339.04x = 582,360.84 × 269,134.55
  4. Step 4: Simplify right side
    422,339.04x = 156,733,421,883.07
  5. Step 5: Solve for x
    x = 156,733,421,883.07/422,339.04
  6. Step 6: Final answer
    x = 371,108.06

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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.