Home / 834,315.45-1,251,059.09-265,622.49

Finding the Fourth Proportional to 834,315.45, 1,251,059.09 and 265,622.49

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Solution

The fourth proportional to 834,315.45, 1,251,059.09 and 265,622.49 is: 398,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,315.45 : 1,251,059.09 = 265,622.49 : x
  2. Step 2: Convert to fraction form
    834,315.45/1,251,059.09 = 265,622.49/x
  3. Step 3: Cross multiply
    834,315.45x = 1,251,059.09 × 265,622.49
  4. Step 4: Simplify right side
    834,315.45x = 332,309,423,039.53
  5. Step 5: Solve for x
    x = 332,309,423,039.53/834,315.45
  6. Step 6: Final answer
    x = 398,301.90

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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.