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Finding the Fourth Proportional to 630,673.14, 945,447.26 and 231,220.83

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Solution

The fourth proportional to 630,673.14, 945,447.26 and 231,220.83 is: 346,625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,673.14 : 945,447.26 = 231,220.83 : x
  2. Step 2: Convert to fraction form
    630,673.14/945,447.26 = 231,220.83/x
  3. Step 3: Cross multiply
    630,673.14x = 945,447.26 × 231,220.83
  4. Step 4: Simplify right side
    630,673.14x = 218,607,100,178.43
  5. Step 5: Solve for x
    x = 218,607,100,178.43/630,673.14
  6. Step 6: Final answer
    x = 346,625.04

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Similar ratio
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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.