Home / 482,868.42-666,345.60-268,002.96

Finding the Fourth Proportional to 482,868.42, 666,345.60 and 268,002.96

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Solution

The fourth proportional to 482,868.42, 666,345.60 and 268,002.96 is: 369,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,868.42 : 666,345.60 = 268,002.96 : x
  2. Step 2: Convert to fraction form
    482,868.42/666,345.60 = 268,002.96/x
  3. Step 3: Cross multiply
    482,868.42x = 666,345.60 × 268,002.96
  4. Step 4: Simplify right side
    482,868.42x = 178,582,593,182.98
  5. Step 5: Solve for x
    x = 178,582,593,182.98/482,868.42
  6. Step 6: Final answer
    x = 369,836.97

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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.