Home / 445,200.29-667,841.70-160,961.93

Finding the Fourth Proportional to 445,200.29, 667,841.70 and 160,961.93

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Solution

The fourth proportional to 445,200.29, 667,841.70 and 160,961.93 is: 241,457.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,200.29 : 667,841.70 = 160,961.93 : x
  2. Step 2: Convert to fraction form
    445,200.29/667,841.70 = 160,961.93/x
  3. Step 3: Cross multiply
    445,200.29x = 667,841.70 × 160,961.93
  4. Step 4: Simplify right side
    445,200.29x = 107,497,088,966.48
  5. Step 5: Solve for x
    x = 107,497,088,966.48/445,200.29
  6. Step 6: Final answer
    x = 241,457.81

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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.