Home / 341,738.20-512,510.46-141,811.30

Finding the Fourth Proportional to 341,738.20, 512,510.46 and 141,811.30

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Solution

The fourth proportional to 341,738.20, 512,510.46 and 141,811.30 is: 212,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,738.20 : 512,510.46 = 141,811.30 : x
  2. Step 2: Convert to fraction form
    341,738.20/512,510.46 = 141,811.30/x
  3. Step 3: Cross multiply
    341,738.20x = 512,510.46 × 141,811.30
  4. Step 4: Simplify right side
    341,738.20x = 72,679,774,596.20
  5. Step 5: Solve for x
    x = 72,679,774,596.20/341,738.20
  6. Step 6: Final answer
    x = 212,676.76

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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.