Home / 264,890.20-397,796.10-140,474.20

Finding the Fourth Proportional to 264,890.20, 397,796.10 and 140,474.20

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Solution

The fourth proportional to 264,890.20, 397,796.10 and 140,474.20 is: 210,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,890.20 : 397,796.10 = 140,474.20 : x
  2. Step 2: Convert to fraction form
    264,890.20/397,796.10 = 140,474.20/x
  3. Step 3: Cross multiply
    264,890.20x = 397,796.10 × 140,474.20
  4. Step 4: Simplify right side
    264,890.20x = 55,880,088,910.62
  5. Step 5: Solve for x
    x = 55,880,088,910.62/264,890.20
  6. Step 6: Final answer
    x = 210,955.67

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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.