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Finding the Fourth Proportional to 317,458.01, 476,157.85 and 107,097.77

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Solution

The fourth proportional to 317,458.01, 476,157.85 and 107,097.77 is: 160,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,458.01 : 476,157.85 = 107,097.77 : x
  2. Step 2: Convert to fraction form
    317,458.01/476,157.85 = 107,097.77/x
  3. Step 3: Cross multiply
    317,458.01x = 476,157.85 × 107,097.77
  4. Step 4: Simplify right side
    317,458.01x = 50,995,443,902.99
  5. Step 5: Solve for x
    x = 50,995,443,902.99/317,458.01
  6. Step 6: Final answer
    x = 160,636.82

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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.