Home / 349,488.37-482,284.38-196,522.61

Finding the Fourth Proportional to 349,488.37, 482,284.38 and 196,522.61

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Solution

The fourth proportional to 349,488.37, 482,284.38 and 196,522.61 is: 271,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,488.37 : 482,284.38 = 196,522.61 : x
  2. Step 2: Convert to fraction form
    349,488.37/482,284.38 = 196,522.61/x
  3. Step 3: Cross multiply
    349,488.37x = 482,284.38 × 196,522.61
  4. Step 4: Simplify right side
    349,488.37x = 94,779,782,339.93
  5. Step 5: Solve for x
    x = 94,779,782,339.93/349,488.37
  6. Step 6: Final answer
    x = 271,195.81

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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.