Home / 756,343.32-1,043,753.96-412,179.34

Finding the Fourth Proportional to 756,343.32, 1,043,753.96 and 412,179.34

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Solution

The fourth proportional to 756,343.32, 1,043,753.96 and 412,179.34 is: 568,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,343.32 : 1,043,753.96 = 412,179.34 : x
  2. Step 2: Convert to fraction form
    756,343.32/1,043,753.96 = 412,179.34/x
  3. Step 3: Cross multiply
    756,343.32x = 1,043,753.96 × 412,179.34
  4. Step 4: Simplify right side
    756,343.32x = 430,213,818,355.19
  5. Step 5: Solve for x
    x = 430,213,818,355.19/756,343.32
  6. Step 6: Final answer
    x = 568,807.59

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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.