Home / 608,121.06-839,206.98-332,479.86

Finding the Fourth Proportional to 608,121.06, 839,206.98 and 332,479.86

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Solution

The fourth proportional to 608,121.06, 839,206.98 and 332,479.86 is: 458,822.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,121.06 : 839,206.98 = 332,479.86 : x
  2. Step 2: Convert to fraction form
    608,121.06/839,206.98 = 332,479.86/x
  3. Step 3: Cross multiply
    608,121.06x = 839,206.98 × 332,479.86
  4. Step 4: Simplify right side
    608,121.06x = 279,019,419,221.42
  5. Step 5: Solve for x
    x = 279,019,419,221.42/608,121.06
  6. Step 6: Final answer
    x = 458,822.16

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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.