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Finding the Fourth Proportional to 317,867.10, 476,800.65 and 96,251.10

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Solution

The fourth proportional to 317,867.10, 476,800.65 and 96,251.10 is: 144,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,867.10 : 476,800.65 = 96,251.10 : x
  2. Step 2: Convert to fraction form
    317,867.10/476,800.65 = 96,251.10/x
  3. Step 3: Cross multiply
    317,867.10x = 476,800.65 × 96,251.10
  4. Step 4: Simplify right side
    317,867.10x = 45,892,587,043.22
  5. Step 5: Solve for x
    x = 45,892,587,043.22/317,867.10
  6. Step 6: Final answer
    x = 144,376.65

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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.