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Finding the Fourth Proportional to 594,704.15, 820,692.55 and 322,772.06

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Solution

The fourth proportional to 594,704.15, 820,692.55 and 322,772.06 is: 445,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,704.15 : 820,692.55 = 322,772.06 : x
  2. Step 2: Convert to fraction form
    594,704.15/820,692.55 = 322,772.06/x
  3. Step 3: Cross multiply
    594,704.15x = 820,692.55 × 322,772.06
  4. Step 4: Simplify right side
    594,704.15x = 264,896,621,290.16
  5. Step 5: Solve for x
    x = 264,896,621,290.16/594,704.15
  6. Step 6: Final answer
    x = 445,425.88

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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.