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Finding the Fourth Proportional to 630,252.12, 944,893.56 and 326,320.44

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Solution

The fourth proportional to 630,252.12, 944,893.56 and 326,320.44 is: 489,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,252.12 : 944,893.56 = 326,320.44 : x
  2. Step 2: Convert to fraction form
    630,252.12/944,893.56 = 326,320.44/x
  3. Step 3: Cross multiply
    630,252.12x = 944,893.56 × 326,320.44
  4. Step 4: Simplify right side
    630,252.12x = 308,338,082,252.37
  5. Step 5: Solve for x
    x = 308,338,082,252.37/630,252.12
  6. Step 6: Final answer
    x = 489,229.74

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1.5x scale

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.