Home / 369,724.29-510,219.52-199,958.42

Finding the Fourth Proportional to 369,724.29, 510,219.52 and 199,958.42

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Solution

The fourth proportional to 369,724.29, 510,219.52 and 199,958.42 is: 275,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,724.29 : 510,219.52 = 199,958.42 : x
  2. Step 2: Convert to fraction form
    369,724.29/510,219.52 = 199,958.42/x
  3. Step 3: Cross multiply
    369,724.29x = 510,219.52 × 199,958.42
  4. Step 4: Simplify right side
    369,724.29x = 102,022,688,102.79
  5. Step 5: Solve for x
    x = 102,022,688,102.79/369,724.29
  6. Step 6: Final answer
    x = 275,942.62

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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.