Home / 337,301.28-505,980.96-137,635.68

Finding the Fourth Proportional to 337,301.28, 505,980.96 and 137,635.68

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Solution

The fourth proportional to 337,301.28, 505,980.96 and 137,635.68 is: 206,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,301.28 : 505,980.96 = 137,635.68 : x
  2. Step 2: Convert to fraction form
    337,301.28/505,980.96 = 137,635.68/x
  3. Step 3: Cross multiply
    337,301.28x = 505,980.96 × 137,635.68
  4. Step 4: Simplify right side
    337,301.28x = 69,641,033,496.65
  5. Step 5: Solve for x
    x = 69,641,033,496.65/337,301.28
  6. Step 6: Final answer
    x = 206,465.37

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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.