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Finding the Fourth Proportional to 644,924.43, 967,775.45 and 224,495.55

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Solution

The fourth proportional to 644,924.43, 967,775.45 and 224,495.55 is: 336,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,924.43 : 967,775.45 = 224,495.55 : x
  2. Step 2: Convert to fraction form
    644,924.43/967,775.45 = 224,495.55/x
  3. Step 3: Cross multiply
    644,924.43x = 967,775.45 × 224,495.55
  4. Step 4: Simplify right side
    644,924.43x = 217,261,280,801.77
  5. Step 5: Solve for x
    x = 217,261,280,801.77/644,924.43
  6. Step 6: Final answer
    x = 336,878.66

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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.