Home / 851,883.52-1,277,689.82-283,217.36

Finding the Fourth Proportional to 851,883.52, 1,277,689.82 and 283,217.36

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Solution

The fourth proportional to 851,883.52, 1,277,689.82 and 283,217.36 is: 424,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,883.52 : 1,277,689.82 = 283,217.36 : x
  2. Step 2: Convert to fraction form
    851,883.52/1,277,689.82 = 283,217.36/x
  3. Step 3: Cross multiply
    851,883.52x = 1,277,689.82 × 283,217.36
  4. Step 4: Simplify right side
    851,883.52x = 361,863,937,719.28
  5. Step 5: Solve for x
    x = 361,863,937,719.28/851,883.52
  6. Step 6: Final answer
    x = 424,781.00

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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.