Home / 756,032.31-1,043,293.50-411,861.38

Finding the Fourth Proportional to 756,032.31, 1,043,293.50 and 411,861.38

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Solution

The fourth proportional to 756,032.31, 1,043,293.50 and 411,861.38 is: 568,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,032.31 : 1,043,293.50 = 411,861.38 : x
  2. Step 2: Convert to fraction form
    756,032.31/1,043,293.50 = 411,861.38/x
  3. Step 3: Cross multiply
    756,032.31x = 1,043,293.50 × 411,861.38
  4. Step 4: Simplify right side
    756,032.31x = 429,692,295,438.56
  5. Step 5: Solve for x
    x = 429,692,295,438.56/756,032.31
  6. Step 6: Final answer
    x = 568,351.76

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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.