Home / 539,719.48-809,437.86-160,538.26

Finding the Fourth Proportional to 539,719.48, 809,437.86 and 160,538.26

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Solution

The fourth proportional to 539,719.48, 809,437.86 and 160,538.26 is: 240,765.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,719.48 : 809,437.86 = 160,538.26 : x
  2. Step 2: Convert to fraction form
    539,719.48/809,437.86 = 160,538.26/x
  3. Step 3: Cross multiply
    539,719.48x = 809,437.86 × 160,538.26
  4. Step 4: Simplify right side
    539,719.48x = 129,945,745,622.52
  5. Step 5: Solve for x
    x = 129,945,745,622.52/539,719.48
  6. Step 6: Final answer
    x = 240,765.34

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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.