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Finding the Fourth Proportional to 362,026.36, 543,251.22 and 151,646.68

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Solution

The fourth proportional to 362,026.36, 543,251.22 and 151,646.68 is: 227,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,026.36 : 543,251.22 = 151,646.68 : x
  2. Step 2: Convert to fraction form
    362,026.36/543,251.22 = 151,646.68/x
  3. Step 3: Cross multiply
    362,026.36x = 543,251.22 × 151,646.68
  4. Step 4: Simplify right side
    362,026.36x = 82,382,243,918.95
  5. Step 5: Solve for x
    x = 82,382,243,918.95/362,026.36
  6. Step 6: Final answer
    x = 227,558.69

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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.