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Finding the Fourth Proportional to 595,829.67, 822,260.97 and 323,915.82

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Solution

The fourth proportional to 595,829.67, 822,260.97 and 323,915.82 is: 447,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,829.67 : 822,260.97 = 323,915.82 : x
  2. Step 2: Convert to fraction form
    595,829.67/822,260.97 = 323,915.82/x
  3. Step 3: Cross multiply
    595,829.67x = 822,260.97 × 323,915.82
  4. Step 4: Simplify right side
    595,829.67x = 266,343,336,351.55
  5. Step 5: Solve for x
    x = 266,343,336,351.55/595,829.67
  6. Step 6: Final answer
    x = 447,012.54

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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.