Home / 798,693.46-1,198,618.26-312,447.32

Finding the Fourth Proportional to 798,693.46, 1,198,618.26 and 312,447.32

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Solution

The fourth proportional to 798,693.46, 1,198,618.26 and 312,447.32 is: 468,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,693.46 : 1,198,618.26 = 312,447.32 : x
  2. Step 2: Convert to fraction form
    798,693.46/1,198,618.26 = 312,447.32/x
  3. Step 3: Cross multiply
    798,693.46x = 1,198,618.26 × 312,447.32
  4. Step 4: Simplify right side
    798,693.46x = 374,505,063,040.06
  5. Step 5: Solve for x
    x = 374,505,063,040.06/798,693.46
  6. Step 6: Final answer
    x = 468,897.12

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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.