Home / 604,631.43-834,366.34-328,990.41

Finding the Fourth Proportional to 604,631.43, 834,366.34 and 328,990.41

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Solution

The fourth proportional to 604,631.43, 834,366.34 and 328,990.41 is: 453,993.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,631.43 : 834,366.34 = 328,990.41 : x
  2. Step 2: Convert to fraction form
    604,631.43/834,366.34 = 328,990.41/x
  3. Step 3: Cross multiply
    604,631.43x = 834,366.34 × 328,990.41
  4. Step 4: Simplify right side
    604,631.43x = 274,498,524,286.80
  5. Step 5: Solve for x
    x = 274,498,524,286.80/604,631.43
  6. Step 6: Final answer
    x = 453,993.14

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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.