Home / 372,886.20-514,583.01-203,120.33

Finding the Fourth Proportional to 372,886.20, 514,583.01 and 203,120.33

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Solution

The fourth proportional to 372,886.20, 514,583.01 and 203,120.33 is: 280,306.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,886.20 : 514,583.01 = 203,120.33 : x
  2. Step 2: Convert to fraction form
    372,886.20/514,583.01 = 203,120.33/x
  3. Step 3: Cross multiply
    372,886.20x = 514,583.01 × 203,120.33
  4. Step 4: Simplify right side
    372,886.20x = 104,522,268,230.68
  5. Step 5: Solve for x
    x = 104,522,268,230.68/372,886.20
  6. Step 6: Final answer
    x = 280,306.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.