Home / 668,044.60-1,002,066.90-169,408.60

Finding the Fourth Proportional to 668,044.60, 1,002,066.90 and 169,408.60

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Solution

The fourth proportional to 668,044.60, 1,002,066.90 and 169,408.60 is: 254,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,044.60 : 1,002,066.90 = 169,408.60 : x
  2. Step 2: Convert to fraction form
    668,044.60/1,002,066.90 = 169,408.60/x
  3. Step 3: Cross multiply
    668,044.60x = 1,002,066.90 × 169,408.60
  4. Step 4: Simplify right side
    668,044.60x = 169,758,750,635.34
  5. Step 5: Solve for x
    x = 169,758,750,635.34/668,044.60
  6. Step 6: Final answer
    x = 254,112.90

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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.