Home / 756,462.44-1,043,891.55-412,291.62

Finding the Fourth Proportional to 756,462.44, 1,043,891.55 and 412,291.62

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Solution

The fourth proportional to 756,462.44, 1,043,891.55 and 412,291.62 is: 568,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,462.44 : 1,043,891.55 = 412,291.62 : x
  2. Step 2: Convert to fraction form
    756,462.44/1,043,891.55 = 412,291.62/x
  3. Step 3: Cross multiply
    756,462.44x = 1,043,891.55 × 412,291.62
  4. Step 4: Simplify right side
    756,462.44x = 430,387,738,253.81
  5. Step 5: Solve for x
    x = 430,387,738,253.81/756,462.44
  6. Step 6: Final answer
    x = 568,947.93

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1.5x scale

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.