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Finding the Fourth Proportional to 373,961.72, 560,776.53 and 107,660.05

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Solution

The fourth proportional to 373,961.72, 560,776.53 and 107,660.05 is: 161,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,961.72 : 560,776.53 = 107,660.05 : x
  2. Step 2: Convert to fraction form
    373,961.72/560,776.53 = 107,660.05/x
  3. Step 3: Cross multiply
    373,961.72x = 560,776.53 × 107,660.05
  4. Step 4: Simplify right side
    373,961.72x = 60,373,229,258.63
  5. Step 5: Solve for x
    x = 60,373,229,258.63/373,961.72
  6. Step 6: Final answer
    x = 161,442.27

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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.