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Finding the Fourth Proportional to 317,216.25, 475,824.38 and 95,600.25

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Solution

The fourth proportional to 317,216.25, 475,824.38 and 95,600.25 is: 143,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,216.25 : 475,824.38 = 95,600.25 : x
  2. Step 2: Convert to fraction form
    317,216.25/475,824.38 = 95,600.25/x
  3. Step 3: Cross multiply
    317,216.25x = 475,824.38 × 95,600.25
  4. Step 4: Simplify right side
    317,216.25x = 45,488,929,206.09
  5. Step 5: Solve for x
    x = 45,488,929,206.09/317,216.25
  6. Step 6: Final answer
    x = 143,400.38

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1.5x scale

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.