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Finding the Fourth Proportional to 594,658.97, 820,629.80 and 322,726.80

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Solution

The fourth proportional to 594,658.97, 820,629.80 and 322,726.80 is: 445,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,658.97 : 820,629.80 = 322,726.80 : x
  2. Step 2: Convert to fraction form
    594,658.97/820,629.80 = 322,726.80/x
  3. Step 3: Cross multiply
    594,658.97x = 820,629.80 × 322,726.80
  4. Step 4: Simplify right side
    594,658.97x = 264,839,227,396.55
  5. Step 5: Solve for x
    x = 264,839,227,396.55/594,658.97
  6. Step 6: Final answer
    x = 445,363.21

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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.