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Finding the Fourth Proportional to 373,016.88, 559,604.88 and 120,311.55

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Solution

The fourth proportional to 373,016.88, 559,604.88 and 120,311.55 is: 180,492.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,016.88 : 559,604.88 = 120,311.55 : x
  2. Step 2: Convert to fraction form
    373,016.88/559,604.88 = 120,311.55/x
  3. Step 3: Cross multiply
    373,016.88x = 559,604.88 × 120,311.55
  4. Step 4: Simplify right side
    373,016.88x = 67,326,930,500.36
  5. Step 5: Solve for x
    x = 67,326,930,500.36/373,016.88
  6. Step 6: Final answer
    x = 180,492.99

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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.