Home / 475,514.45-656,277.06-294,284.73

Finding the Fourth Proportional to 475,514.45, 656,277.06 and 294,284.73

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Solution

The fourth proportional to 475,514.45, 656,277.06 and 294,284.73 is: 406,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,514.45 : 656,277.06 = 294,284.73 : x
  2. Step 2: Convert to fraction form
    475,514.45/656,277.06 = 294,284.73/x
  3. Step 3: Cross multiply
    475,514.45x = 656,277.06 × 294,284.73
  4. Step 4: Simplify right side
    475,514.45x = 193,132,317,407.29
  5. Step 5: Solve for x
    x = 193,132,317,407.29/475,514.45
  6. Step 6: Final answer
    x = 406,154.47

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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.