Home / 775,805.82-1,163,708.73-214,827.90

Finding the Fourth Proportional to 775,805.82, 1,163,708.73 and 214,827.90

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Solution

The fourth proportional to 775,805.82, 1,163,708.73 and 214,827.90 is: 322,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,805.82 : 1,163,708.73 = 214,827.90 : x
  2. Step 2: Convert to fraction form
    775,805.82/1,163,708.73 = 214,827.90/x
  3. Step 3: Cross multiply
    775,805.82x = 1,163,708.73 × 214,827.90
  4. Step 4: Simplify right side
    775,805.82x = 249,997,102,677.57
  5. Step 5: Solve for x
    x = 249,997,102,677.57/775,805.82
  6. Step 6: Final answer
    x = 322,241.85

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Similar ratio
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1.5x scale

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.