Home / 798,696.05-1,102,205.88-436,122.43

Finding the Fourth Proportional to 798,696.05, 1,102,205.88 and 436,122.43

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Solution

The fourth proportional to 798,696.05, 1,102,205.88 and 436,122.43 is: 601,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,696.05 : 1,102,205.88 = 436,122.43 : x
  2. Step 2: Convert to fraction form
    798,696.05/1,102,205.88 = 436,122.43/x
  3. Step 3: Cross multiply
    798,696.05x = 1,102,205.88 × 436,122.43
  4. Step 4: Simplify right side
    798,696.05x = 480,696,703,990.37
  5. Step 5: Solve for x
    x = 480,696,703,990.37/798,696.05
  6. Step 6: Final answer
    x = 601,851.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.