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Finding the Fourth Proportional to 374,450.80, 561,676.20 and 367,452.40

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Solution

The fourth proportional to 374,450.80, 561,676.20 and 367,452.40 is: 551,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,450.80 : 561,676.20 = 367,452.40 : x
  2. Step 2: Convert to fraction form
    374,450.80/561,676.20 = 367,452.40/x
  3. Step 3: Cross multiply
    374,450.80x = 561,676.20 × 367,452.40
  4. Step 4: Simplify right side
    374,450.80x = 206,389,267,712.88
  5. Step 5: Solve for x
    x = 206,389,267,712.88/374,450.80
  6. Step 6: Final answer
    x = 551,178.60

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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.