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Finding the Fourth Proportional to 374,290.24, 561,596.24 and 121,648.20

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Solution

The fourth proportional to 374,290.24, 561,596.24 and 121,648.20 is: 182,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,290.24 : 561,596.24 = 121,648.20 : x
  2. Step 2: Convert to fraction form
    374,290.24/561,596.24 = 121,648.20/x
  3. Step 3: Cross multiply
    374,290.24x = 561,596.24 × 121,648.20
  4. Step 4: Simplify right side
    374,290.24x = 68,317,170,318.78
  5. Step 5: Solve for x
    x = 68,317,170,318.78/374,290.24
  6. Step 6: Final answer
    x = 182,524.59

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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.