Home / 374,438.90-561,658.35-268,150.70

Finding the Fourth Proportional to 374,438.90, 561,658.35 and 268,150.70

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Solution

The fourth proportional to 374,438.90, 561,658.35 and 268,150.70 is: 402,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,438.90 : 561,658.35 = 268,150.70 : x
  2. Step 2: Convert to fraction form
    374,438.90/561,658.35 = 268,150.70/x
  3. Step 3: Cross multiply
    374,438.90x = 561,658.35 × 268,150.70
  4. Step 4: Simplify right side
    374,438.90x = 150,609,079,713.35
  5. Step 5: Solve for x
    x = 150,609,079,713.35/374,438.90
  6. Step 6: Final answer
    x = 402,226.05

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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.