Home / 369,727.61-510,224.09-199,961.73

Finding the Fourth Proportional to 369,727.61, 510,224.09 and 199,961.73

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Solution

The fourth proportional to 369,727.61, 510,224.09 and 199,961.73 is: 275,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,727.61 : 510,224.09 = 199,961.73 : x
  2. Step 2: Convert to fraction form
    369,727.61/510,224.09 = 199,961.73/x
  3. Step 3: Cross multiply
    369,727.61x = 510,224.09 × 199,961.73
  4. Step 4: Simplify right side
    369,727.61x = 102,025,290,724.27
  5. Step 5: Solve for x
    x = 102,025,290,724.27/369,727.61
  6. Step 6: Final answer
    x = 275,947.18

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1.5x scale

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.