Home / 301,214.20-451,821.30-165,911.80

Finding the Fourth Proportional to 301,214.20, 451,821.30 and 165,911.80

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Solution

The fourth proportional to 301,214.20, 451,821.30 and 165,911.80 is: 248,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,214.20 : 451,821.30 = 165,911.80 : x
  2. Step 2: Convert to fraction form
    301,214.20/451,821.30 = 165,911.80/x
  3. Step 3: Cross multiply
    301,214.20x = 451,821.30 × 165,911.80
  4. Step 4: Simplify right side
    301,214.20x = 74,962,485,161.34
  5. Step 5: Solve for x
    x = 74,962,485,161.34/301,214.20
  6. Step 6: Final answer
    x = 248,867.70

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1.5x scale

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.