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Finding the Fourth Proportional to 374,274.60, 561,930.30 and 295,477.80

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Solution

The fourth proportional to 374,274.60, 561,930.30 and 295,477.80 is: 443,625.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,274.60 : 561,930.30 = 295,477.80 : x
  2. Step 2: Convert to fraction form
    374,274.60/561,930.30 = 295,477.80/x
  3. Step 3: Cross multiply
    374,274.60x = 561,930.30 × 295,477.80
  4. Step 4: Simplify right side
    374,274.60x = 166,037,928,797.34
  5. Step 5: Solve for x
    x = 166,037,928,797.34/374,274.60
  6. Step 6: Final answer
    x = 443,625.96

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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.