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Finding the Fourth Proportional to 317,158.98, 475,740.06 and 80,501.73

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Solution

The fourth proportional to 317,158.98, 475,740.06 and 80,501.73 is: 120,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,158.98 : 475,740.06 = 80,501.73 : x
  2. Step 2: Convert to fraction form
    317,158.98/475,740.06 = 80,501.73/x
  3. Step 3: Cross multiply
    317,158.98x = 475,740.06 × 80,501.73
  4. Step 4: Simplify right side
    317,158.98x = 38,297,897,860.30
  5. Step 5: Solve for x
    x = 38,297,897,860.30/317,158.98
  6. Step 6: Final answer
    x = 120,753.00

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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.