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Finding the Fourth Proportional to 340,850.88, 511,503.84 and 119,234.88

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Solution

The fourth proportional to 340,850.88, 511,503.84 and 119,234.88 is: 178,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,850.88 : 511,503.84 = 119,234.88 : x
  2. Step 2: Convert to fraction form
    340,850.88/511,503.84 = 119,234.88/x
  3. Step 3: Cross multiply
    340,850.88x = 511,503.84 × 119,234.88
  4. Step 4: Simplify right side
    340,850.88x = 60,989,098,981.94
  5. Step 5: Solve for x
    x = 60,989,098,981.94/340,850.88
  6. Step 6: Final answer
    x = 178,931.91

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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.