Home / 824,481.18-1,236,522.85-344,449.67

Finding the Fourth Proportional to 824,481.18, 1,236,522.85 and 344,449.67

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Solution

The fourth proportional to 824,481.18, 1,236,522.85 and 344,449.67 is: 516,591.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,481.18 : 1,236,522.85 = 344,449.67 : x
  2. Step 2: Convert to fraction form
    824,481.18/1,236,522.85 = 344,449.67/x
  3. Step 3: Cross multiply
    824,481.18x = 1,236,522.85 × 344,449.67
  4. Step 4: Simplify right side
    824,481.18x = 425,919,880,586.22
  5. Step 5: Solve for x
    x = 425,919,880,586.22/824,481.18
  6. Step 6: Final answer
    x = 516,591.39

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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.