Home / 851,149.90-1,277,029.73-364,627.95

Finding the Fourth Proportional to 851,149.90, 1,277,029.73 and 364,627.95

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Solution

The fourth proportional to 851,149.90, 1,277,029.73 and 364,627.95 is: 547,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,149.90 : 1,277,029.73 = 364,627.95 : x
  2. Step 2: Convert to fraction form
    851,149.90/1,277,029.73 = 364,627.95/x
  3. Step 3: Cross multiply
    851,149.90x = 1,277,029.73 × 364,627.95
  4. Step 4: Simplify right side
    851,149.90x = 465,640,732,538.95
  5. Step 5: Solve for x
    x = 465,640,732,538.95/851,149.90
  6. Step 6: Final answer
    x = 547,072.54

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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.