Home / 741,826.69-1,112,706.58-309,366.07

Finding the Fourth Proportional to 741,826.69, 1,112,706.58 and 309,366.07

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Solution

The fourth proportional to 741,826.69, 1,112,706.58 and 309,366.07 is: 464,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,826.69 : 1,112,706.58 = 309,366.07 : x
  2. Step 2: Convert to fraction form
    741,826.69/1,112,706.58 = 309,366.07/x
  3. Step 3: Cross multiply
    741,826.69x = 1,112,706.58 × 309,366.07
  4. Step 4: Simplify right side
    741,826.69x = 344,233,661,717.74
  5. Step 5: Solve for x
    x = 344,233,661,717.74/741,826.69
  6. Step 6: Final answer
    x = 464,035.15

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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.