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Finding the Fourth Proportional to 374,269.60, 561,922.80 and 295,472.80

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Solution

The fourth proportional to 374,269.60, 561,922.80 and 295,472.80 is: 443,618.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,269.60 : 561,922.80 = 295,472.80 : x
  2. Step 2: Convert to fraction form
    374,269.60/561,922.80 = 295,472.80/x
  3. Step 3: Cross multiply
    374,269.60x = 561,922.80 × 295,472.80
  4. Step 4: Simplify right side
    374,269.60x = 166,032,903,099.84
  5. Step 5: Solve for x
    x = 166,032,903,099.84/374,269.60
  6. Step 6: Final answer
    x = 443,618.46

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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.