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Finding the Fourth Proportional to 317,545.11, 476,317.67 and 107,330.67

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Solution

The fourth proportional to 317,545.11, 476,317.67 and 107,330.67 is: 160,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,545.11 : 476,317.67 = 107,330.67 : x
  2. Step 2: Convert to fraction form
    317,545.11/476,317.67 = 107,330.67/x
  3. Step 3: Cross multiply
    317,545.11x = 476,317.67 × 107,330.67
  4. Step 4: Simplify right side
    317,545.11x = 51,123,494,117.29
  5. Step 5: Solve for x
    x = 51,123,494,117.29/317,545.11
  6. Step 6: Final answer
    x = 160,996.01

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Similar ratio
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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.