Home / 372,923.82-514,634.81-203,157.95

Finding the Fourth Proportional to 372,923.82, 514,634.81 and 203,157.95

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Solution

The fourth proportional to 372,923.82, 514,634.81 and 203,157.95 is: 280,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,923.82 : 514,634.81 = 203,157.95 : x
  2. Step 2: Convert to fraction form
    372,923.82/514,634.81 = 203,157.95/x
  3. Step 3: Cross multiply
    372,923.82x = 514,634.81 × 203,157.95
  4. Step 4: Simplify right side
    372,923.82x = 104,552,149,409.28
  5. Step 5: Solve for x
    x = 104,552,149,409.28/372,923.82
  6. Step 6: Final answer
    x = 280,357.93

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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.