Home / 319,256.68-479,196.67-263,663.14

Finding the Fourth Proportional to 319,256.68, 479,196.67 and 263,663.14

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Solution

The fourth proportional to 319,256.68, 479,196.67 and 263,663.14 is: 395,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,256.68 : 479,196.67 = 263,663.14 : x
  2. Step 2: Convert to fraction form
    319,256.68/479,196.67 = 263,663.14/x
  3. Step 3: Cross multiply
    319,256.68x = 479,196.67 × 263,663.14
  4. Step 4: Simplify right side
    319,256.68x = 126,346,498,689.74
  5. Step 5: Solve for x
    x = 126,346,498,689.74/319,256.68
  6. Step 6: Final answer
    x = 395,752.09

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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.