Home / 892,412.82-1,339,151.15-323,838.29

Finding the Fourth Proportional to 892,412.82, 1,339,151.15 and 323,838.29

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Solution

The fourth proportional to 892,412.82, 1,339,151.15 and 323,838.29 is: 485,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,412.82 : 1,339,151.15 = 323,838.29 : x
  2. Step 2: Convert to fraction form
    892,412.82/1,339,151.15 = 323,838.29/x
  3. Step 3: Cross multiply
    892,412.82x = 1,339,151.15 × 323,838.29
  4. Step 4: Simplify right side
    892,412.82x = 433,668,410,152.59
  5. Step 5: Solve for x
    x = 433,668,410,152.59/892,412.82
  6. Step 6: Final answer
    x = 485,950.45

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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.