Home / 649,467.96-974,031.22-193,951.09

Finding the Fourth Proportional to 649,467.96, 974,031.22 and 193,951.09

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Solution

The fourth proportional to 649,467.96, 974,031.22 and 193,951.09 is: 290,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,467.96 : 974,031.22 = 193,951.09 : x
  2. Step 2: Convert to fraction form
    649,467.96/974,031.22 = 193,951.09/x
  3. Step 3: Cross multiply
    649,467.96x = 974,031.22 × 193,951.09
  4. Step 4: Simplify right side
    649,467.96x = 188,914,416,813.03
  5. Step 5: Solve for x
    x = 188,914,416,813.03/649,467.96
  6. Step 6: Final answer
    x = 290,875.65

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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.