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Finding the Fourth Proportional to 374,844.60, 561,392.10 and 367,327.80

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Solution

The fourth proportional to 374,844.60, 561,392.10 and 367,327.80 is: 550,134.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,844.60 : 561,392.10 = 367,327.80 : x
  2. Step 2: Convert to fraction form
    374,844.60/561,392.10 = 367,327.80/x
  3. Step 3: Cross multiply
    374,844.60x = 561,392.10 × 367,327.80
  4. Step 4: Simplify right side
    374,844.60x = 206,214,925,030.38
  5. Step 5: Solve for x
    x = 206,214,925,030.38/374,844.60
  6. Step 6: Final answer
    x = 550,134.44

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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.