Home / 756,346.55-1,043,758.44-412,182.61

Finding the Fourth Proportional to 756,346.55, 1,043,758.44 and 412,182.61

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Solution

The fourth proportional to 756,346.55, 1,043,758.44 and 412,182.61 is: 568,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,346.55 : 1,043,758.44 = 412,182.61 : x
  2. Step 2: Convert to fraction form
    756,346.55/1,043,758.44 = 412,182.61/x
  3. Step 3: Cross multiply
    756,346.55x = 1,043,758.44 × 412,182.61
  4. Step 4: Simplify right side
    756,346.55x = 430,219,075,399.33
  5. Step 5: Solve for x
    x = 430,219,075,399.33/756,346.55
  6. Step 6: Final answer
    x = 568,812.11

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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.