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Finding the Fourth Proportional to 317,668.44, 473,700.39 and 273,578.52

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Solution

The fourth proportional to 317,668.44, 473,700.39 and 273,578.52 is: 407,954.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,668.44 : 473,700.39 = 273,578.52 : x
  2. Step 2: Convert to fraction form
    317,668.44/473,700.39 = 273,578.52/x
  3. Step 3: Cross multiply
    317,668.44x = 473,700.39 × 273,578.52
  4. Step 4: Simplify right side
    317,668.44x = 129,594,251,619.62
  5. Step 5: Solve for x
    x = 129,594,251,619.62/317,668.44
  6. Step 6: Final answer
    x = 407,954.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.