Home / 851,540.22-1,277,409.15-282,972.06

Finding the Fourth Proportional to 851,540.22, 1,277,409.15 and 282,972.06

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Solution

The fourth proportional to 851,540.22, 1,277,409.15 and 282,972.06 is: 424,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,540.22 : 1,277,409.15 = 282,972.06 : x
  2. Step 2: Convert to fraction form
    851,540.22/1,277,409.15 = 282,972.06/x
  3. Step 3: Cross multiply
    851,540.22x = 1,277,409.15 × 282,972.06
  4. Step 4: Simplify right side
    851,540.22x = 361,471,098,638.35
  5. Step 5: Solve for x
    x = 361,471,098,638.35/851,540.22
  6. Step 6: Final answer
    x = 424,490.93

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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.