Home / 969,117.78-1,453,895.40-320,692.31

Finding the Fourth Proportional to 969,117.78, 1,453,895.40 and 320,692.31

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Solution

The fourth proportional to 969,117.78, 1,453,895.40 and 320,692.31 is: 481,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,117.78 : 1,453,895.40 = 320,692.31 : x
  2. Step 2: Convert to fraction form
    969,117.78/1,453,895.40 = 320,692.31/x
  3. Step 3: Cross multiply
    969,117.78x = 1,453,895.40 × 320,692.31
  4. Step 4: Simplify right side
    969,117.78x = 466,253,067,856.63
  5. Step 5: Solve for x
    x = 466,253,067,856.63/969,117.78
  6. Step 6: Final answer
    x = 481,110.84

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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.