Home / 326,004.23-488,964.83-126,187.92

Finding the Fourth Proportional to 326,004.23, 488,964.83 and 126,187.92

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Solution

The fourth proportional to 326,004.23, 488,964.83 and 126,187.92 is: 189,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,004.23 : 488,964.83 = 126,187.92 : x
  2. Step 2: Convert to fraction form
    326,004.23/488,964.83 = 126,187.92/x
  3. Step 3: Cross multiply
    326,004.23x = 488,964.83 × 126,187.92
  4. Step 4: Simplify right side
    326,004.23x = 61,701,454,219.91
  5. Step 5: Solve for x
    x = 61,701,454,219.91/326,004.23
  6. Step 6: Final answer
    x = 189,265.81

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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.