Home / 851,029.94-1,276,734.12-371,335.34

Finding the Fourth Proportional to 851,029.94, 1,276,734.12 and 371,335.34

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Solution

The fourth proportional to 851,029.94, 1,276,734.12 and 371,335.34 is: 557,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,029.94 : 1,276,734.12 = 371,335.34 : x
  2. Step 2: Convert to fraction form
    851,029.94/1,276,734.12 = 371,335.34/x
  3. Step 3: Cross multiply
    851,029.94x = 1,276,734.12 × 371,335.34
  4. Step 4: Simplify right side
    851,029.94x = 474,096,498,539.80
  5. Step 5: Solve for x
    x = 474,096,498,539.80/851,029.94
  6. Step 6: Final answer
    x = 557,085.57

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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.