Home / 439,715.48-659,599.37-169,845.68

Finding the Fourth Proportional to 439,715.48, 659,599.37 and 169,845.68

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Solution

The fourth proportional to 439,715.48, 659,599.37 and 169,845.68 is: 254,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,715.48 : 659,599.37 = 169,845.68 : x
  2. Step 2: Convert to fraction form
    439,715.48/659,599.37 = 169,845.68/x
  3. Step 3: Cross multiply
    439,715.48x = 659,599.37 × 169,845.68
  4. Step 4: Simplify right side
    439,715.48x = 112,030,099,378.00
  5. Step 5: Solve for x
    x = 112,030,099,378.00/439,715.48
  6. Step 6: Final answer
    x = 254,778.61

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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.