Home / 372,885.06-514,582.25-203,115.54

Finding the Fourth Proportional to 372,885.06, 514,582.25 and 203,115.54

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Solution

The fourth proportional to 372,885.06, 514,582.25 and 203,115.54 is: 280,299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,885.06 : 514,582.25 = 203,115.54 : x
  2. Step 2: Convert to fraction form
    372,885.06/514,582.25 = 203,115.54/x
  3. Step 3: Cross multiply
    372,885.06x = 514,582.25 × 203,115.54
  4. Step 4: Simplify right side
    372,885.06x = 104,519,651,583.17
  5. Step 5: Solve for x
    x = 104,519,651,583.17/372,885.06
  6. Step 6: Final answer
    x = 280,299.92

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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.