Home / 884,182.78-1,326,532.92-285,131.92

Finding the Fourth Proportional to 884,182.78, 1,326,532.92 and 285,131.92

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Solution

The fourth proportional to 884,182.78, 1,326,532.92 and 285,131.92 is: 427,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,182.78 : 1,326,532.92 = 285,131.92 : x
  2. Step 2: Convert to fraction form
    884,182.78/1,326,532.92 = 285,131.92/x
  3. Step 3: Cross multiply
    884,182.78x = 1,326,532.92 × 285,131.92
  4. Step 4: Simplify right side
    884,182.78x = 378,236,878,422.81
  5. Step 5: Solve for x
    x = 378,236,878,422.81/884,182.78
  6. Step 6: Final answer
    x = 427,781.32

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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.