Home / 952,733.34-1,429,215.57-420,388.38

Finding the Fourth Proportional to 952,733.34, 1,429,215.57 and 420,388.38

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Solution

The fourth proportional to 952,733.34, 1,429,215.57 and 420,388.38 is: 630,633.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,733.34 : 1,429,215.57 = 420,388.38 : x
  2. Step 2: Convert to fraction form
    952,733.34/1,429,215.57 = 420,388.38/x
  3. Step 3: Cross multiply
    952,733.34x = 1,429,215.57 × 420,388.38
  4. Step 4: Simplify right side
    952,733.34x = 600,825,618,143.08
  5. Step 5: Solve for x
    x = 600,825,618,143.08/952,733.34
  6. Step 6: Final answer
    x = 630,633.56

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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.