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Finding the Fourth Proportional to 317,954.25, 476,932.50 and 96,338.25

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Solution

The fourth proportional to 317,954.25, 476,932.50 and 96,338.25 is: 144,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,954.25 : 476,932.50 = 96,338.25 : x
  2. Step 2: Convert to fraction form
    317,954.25/476,932.50 = 96,338.25/x
  3. Step 3: Cross multiply
    317,954.25x = 476,932.50 × 96,338.25
  4. Step 4: Simplify right side
    317,954.25x = 45,946,842,418.13
  5. Step 5: Solve for x
    x = 45,946,842,418.13/317,954.25
  6. Step 6: Final answer
    x = 144,507.72

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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.