Home / 1,333,768.82-2,000,658.34-322,889.12

Finding the Fourth Proportional to 1,333,768.82, 2,000,658.34 and 322,889.12

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Solution

The fourth proportional to 1,333,768.82, 2,000,658.34 and 322,889.12 is: 484,334.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,768.82 : 2,000,658.34 = 322,889.12 : x
  2. Step 2: Convert to fraction form
    1,333,768.82/2,000,658.34 = 322,889.12/x
  3. Step 3: Cross multiply
    1,333,768.82x = 2,000,658.34 × 322,889.12
  4. Step 4: Simplify right side
    1,333,768.82x = 645,990,806,909.80
  5. Step 5: Solve for x
    x = 645,990,806,909.80/1,333,768.82
  6. Step 6: Final answer
    x = 484,334.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.