Home / 321,452.37-482,080.12-222,250.05

Finding the Fourth Proportional to 321,452.37, 482,080.12 and 222,250.05

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Solution

The fourth proportional to 321,452.37, 482,080.12 and 222,250.05 is: 333,307.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,452.37 : 482,080.12 = 222,250.05 : x
  2. Step 2: Convert to fraction form
    321,452.37/482,080.12 = 222,250.05/x
  3. Step 3: Cross multiply
    321,452.37x = 482,080.12 × 222,250.05
  4. Step 4: Simplify right side
    321,452.37x = 107,142,327,252.36
  5. Step 5: Solve for x
    x = 107,142,327,252.36/321,452.37
  6. Step 6: Final answer
    x = 333,307.01

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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.