Home / 709,372.29-1,063,861.47-196,919.70

Finding the Fourth Proportional to 709,372.29, 1,063,861.47 and 196,919.70

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Solution

The fourth proportional to 709,372.29, 1,063,861.47 and 196,919.70 is: 295,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,372.29 : 1,063,861.47 = 196,919.70 : x
  2. Step 2: Convert to fraction form
    709,372.29/1,063,861.47 = 196,919.70/x
  3. Step 3: Cross multiply
    709,372.29x = 1,063,861.47 × 196,919.70
  4. Step 4: Simplify right side
    709,372.29x = 209,495,281,513.96
  5. Step 5: Solve for x
    x = 209,495,281,513.96/709,372.29
  6. Step 6: Final answer
    x = 295,324.87

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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.