Home / 372,895.38-514,592.96-203,129.55

Finding the Fourth Proportional to 372,895.38, 514,592.96 and 203,129.55

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Solution

The fourth proportional to 372,895.38, 514,592.96 and 203,129.55 is: 280,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,895.38 : 514,592.96 = 203,129.55 : x
  2. Step 2: Convert to fraction form
    372,895.38/514,592.96 = 203,129.55/x
  3. Step 3: Cross multiply
    372,895.38x = 514,592.96 × 203,129.55
  4. Step 4: Simplify right side
    372,895.38x = 104,529,035,382.32
  5. Step 5: Solve for x
    x = 104,529,035,382.32/372,895.38
  6. Step 6: Final answer
    x = 280,317.32

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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.