Home / 380,743.76-571,187.73-153,057.02

Finding the Fourth Proportional to 380,743.76, 571,187.73 and 153,057.02

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Solution

The fourth proportional to 380,743.76, 571,187.73 and 153,057.02 is: 229,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,743.76 : 571,187.73 = 153,057.02 : x
  2. Step 2: Convert to fraction form
    380,743.76/571,187.73 = 153,057.02/x
  3. Step 3: Cross multiply
    380,743.76x = 571,187.73 × 153,057.02
  4. Step 4: Simplify right side
    380,743.76x = 87,424,288,958.43
  5. Step 5: Solve for x
    x = 87,424,288,958.43/380,743.76
  6. Step 6: Final answer
    x = 229,614.51

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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.