Home / 932,293.97-1,286,556.33-518,823.75

Finding the Fourth Proportional to 932,293.97, 1,286,556.33 and 518,823.75

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Solution

The fourth proportional to 932,293.97, 1,286,556.33 and 518,823.75 is: 715,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,293.97 : 1,286,556.33 = 518,823.75 : x
  2. Step 2: Convert to fraction form
    932,293.97/1,286,556.33 = 518,823.75/x
  3. Step 3: Cross multiply
    932,293.97x = 1,286,556.33 × 518,823.75
  4. Step 4: Simplify right side
    932,293.97x = 667,495,979,716.84
  5. Step 5: Solve for x
    x = 667,495,979,716.84/932,293.97
  6. Step 6: Final answer
    x = 715,971.57

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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.