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Finding the Fourth Proportional to 374,103.60, 561,673.80 and 295,306.80

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Solution

The fourth proportional to 374,103.60, 561,673.80 and 295,306.80 is: 443,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,103.60 : 561,673.80 = 295,306.80 : x
  2. Step 2: Convert to fraction form
    374,103.60/561,673.80 = 295,306.80/x
  3. Step 3: Cross multiply
    374,103.60x = 561,673.80 × 295,306.80
  4. Step 4: Simplify right side
    374,103.60x = 165,866,092,521.84
  5. Step 5: Solve for x
    x = 165,866,092,521.84/374,103.60
  6. Step 6: Final answer
    x = 443,369.41

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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.