Home / 1,313,410.30-1,969,969.65-366,876.70

Finding the Fourth Proportional to 1,313,410.30, 1,969,969.65 and 366,876.70

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Solution

The fourth proportional to 1,313,410.30, 1,969,969.65 and 366,876.70 is: 550,274.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,410.30 : 1,969,969.65 = 366,876.70 : x
  2. Step 2: Convert to fraction form
    1,313,410.30/1,969,969.65 = 366,876.70/x
  3. Step 3: Cross multiply
    1,313,410.30x = 1,969,969.65 × 366,876.70
  4. Step 4: Simplify right side
    1,313,410.30x = 722,735,964,292.16
  5. Step 5: Solve for x
    x = 722,735,964,292.16/1,313,410.30
  6. Step 6: Final answer
    x = 550,274.32

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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.