Home / 948,542.38-1,422,708.77-238,570.69

Finding the Fourth Proportional to 948,542.38, 1,422,708.77 and 238,570.69

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Solution

The fourth proportional to 948,542.38, 1,422,708.77 and 238,570.69 is: 357,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,542.38 : 1,422,708.77 = 238,570.69 : x
  2. Step 2: Convert to fraction form
    948,542.38/1,422,708.77 = 238,570.69/x
  3. Step 3: Cross multiply
    948,542.38x = 1,422,708.77 × 238,570.69
  4. Step 4: Simplify right side
    948,542.38x = 339,416,615,291.87
  5. Step 5: Solve for x
    x = 339,416,615,291.87/948,542.38
  6. Step 6: Final answer
    x = 357,829.68

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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.