Home / 782,961.35-1,080,468.27-460,692.32

Finding the Fourth Proportional to 782,961.35, 1,080,468.27 and 460,692.32

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Solution

The fourth proportional to 782,961.35, 1,080,468.27 and 460,692.32 is: 635,744.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,961.35 : 1,080,468.27 = 460,692.32 : x
  2. Step 2: Convert to fraction form
    782,961.35/1,080,468.27 = 460,692.32/x
  3. Step 3: Cross multiply
    782,961.35x = 1,080,468.27 × 460,692.32
  4. Step 4: Simplify right side
    782,961.35x = 497,763,433,992.69
  5. Step 5: Solve for x
    x = 497,763,433,992.69/782,961.35
  6. Step 6: Final answer
    x = 635,744.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.