Home / 809,358.51-1,207,002.94-798,498.84

Finding the Fourth Proportional to 809,358.51, 1,207,002.94 and 798,498.84

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Solution

The fourth proportional to 809,358.51, 1,207,002.94 and 798,498.84 is: 1,190,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,358.51 : 1,207,002.94 = 798,498.84 : x
  2. Step 2: Convert to fraction form
    809,358.51/1,207,002.94 = 798,498.84/x
  3. Step 3: Cross multiply
    809,358.51x = 1,207,002.94 × 798,498.84
  4. Step 4: Simplify right side
    809,358.51x = 963,790,449,996.60
  5. Step 5: Solve for x
    x = 963,790,449,996.60/809,358.51
  6. Step 6: Final answer
    x = 1,190,807.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.