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Finding the Fourth Proportional to 576,706.16, 795,846.12 and 322,060.88

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Solution

The fourth proportional to 576,706.16, 795,846.12 and 322,060.88 is: 444,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,706.16 : 795,846.12 = 322,060.88 : x
  2. Step 2: Convert to fraction form
    576,706.16/795,846.12 = 322,060.88/x
  3. Step 3: Cross multiply
    576,706.16x = 795,846.12 × 322,060.88
  4. Step 4: Simplify right side
    576,706.16x = 256,310,901,751.79
  5. Step 5: Solve for x
    x = 256,310,901,751.79/576,706.16
  6. Step 6: Final answer
    x = 444,439.33

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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.