Home / 664,105.60-995,812.32-237,476.96

Finding the Fourth Proportional to 664,105.60, 995,812.32 and 237,476.96

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Solution

The fourth proportional to 664,105.60, 995,812.32 and 237,476.96 is: 356,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,105.60 : 995,812.32 = 237,476.96 : x
  2. Step 2: Convert to fraction form
    664,105.60/995,812.32 = 237,476.96/x
  3. Step 3: Cross multiply
    664,105.60x = 995,812.32 × 237,476.96
  4. Step 4: Simplify right side
    664,105.60x = 236,482,482,484.15
  5. Step 5: Solve for x
    x = 236,482,482,484.15/664,105.60
  6. Step 6: Final answer
    x = 356,091.69

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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.