Home / 362,145.40-543,002.10-222,004.60

Finding the Fourth Proportional to 362,145.40, 543,002.10 and 222,004.60

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Solution

The fourth proportional to 362,145.40, 543,002.10 and 222,004.60 is: 332,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,145.40 : 543,002.10 = 222,004.60 : x
  2. Step 2: Convert to fraction form
    362,145.40/543,002.10 = 222,004.60/x
  3. Step 3: Cross multiply
    362,145.40x = 543,002.10 × 222,004.60
  4. Step 4: Simplify right side
    362,145.40x = 120,548,964,009.66
  5. Step 5: Solve for x
    x = 120,548,964,009.66/362,145.40
  6. Step 6: Final answer
    x = 332,874.49

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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.