Home / 439,507.22-659,360.25-140,004.86

Finding the Fourth Proportional to 439,507.22, 659,360.25 and 140,004.86

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Solution

The fourth proportional to 439,507.22, 659,360.25 and 140,004.86 is: 210,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,507.22 : 659,360.25 = 140,004.86 : x
  2. Step 2: Convert to fraction form
    439,507.22/659,360.25 = 140,004.86/x
  3. Step 3: Cross multiply
    439,507.22x = 659,360.25 × 140,004.86
  4. Step 4: Simplify right side
    439,507.22x = 92,313,636,194.01
  5. Step 5: Solve for x
    x = 92,313,636,194.01/439,507.22
  6. Step 6: Final answer
    x = 210,038.96

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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.