Home / 334,000.20-501,000.30-222,025.80

Finding the Fourth Proportional to 334,000.20, 501,000.30 and 222,025.80

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Solution

The fourth proportional to 334,000.20, 501,000.30 and 222,025.80 is: 333,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,000.20 : 501,000.30 = 222,025.80 : x
  2. Step 2: Convert to fraction form
    334,000.20/501,000.30 = 222,025.80/x
  3. Step 3: Cross multiply
    334,000.20x = 501,000.30 × 222,025.80
  4. Step 4: Simplify right side
    334,000.20x = 111,234,992,407.74
  5. Step 5: Solve for x
    x = 111,234,992,407.74/334,000.20
  6. Step 6: Final answer
    x = 333,038.70

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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.