Home / 439,619.04-658,947.51-226,399.86

Finding the Fourth Proportional to 439,619.04, 658,947.51 and 226,399.86

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Solution

The fourth proportional to 439,619.04, 658,947.51 and 226,399.86 is: 339,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,619.04 : 658,947.51 = 226,399.86 : x
  2. Step 2: Convert to fraction form
    439,619.04/658,947.51 = 226,399.86/x
  3. Step 3: Cross multiply
    439,619.04x = 658,947.51 × 226,399.86
  4. Step 4: Simplify right side
    439,619.04x = 149,185,624,011.35
  5. Step 5: Solve for x
    x = 149,185,624,011.35/439,619.04
  6. Step 6: Final answer
    x = 339,352.05

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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.