Home / 841,778.15-1,262,853.80-242,692.56

Finding the Fourth Proportional to 841,778.15, 1,262,853.80 and 242,692.56

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Solution

The fourth proportional to 841,778.15, 1,262,853.80 and 242,692.56 is: 364,092.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,778.15 : 1,262,853.80 = 242,692.56 : x
  2. Step 2: Convert to fraction form
    841,778.15/1,262,853.80 = 242,692.56/x
  3. Step 3: Cross multiply
    841,778.15x = 1,262,853.80 × 242,692.56
  4. Step 4: Simplify right side
    841,778.15x = 306,485,220,414.27
  5. Step 5: Solve for x
    x = 306,485,220,414.27/841,778.15
  6. Step 6: Final answer
    x = 364,092.63

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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.