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Finding the Fourth Proportional to 906,366, 1,356,924.48 and 682,668.72

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Solution

The fourth proportional to 906,366, 1,356,924.48 and 682,668.72 is: 1,022,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,366 : 1,356,924.48 = 682,668.72 : x
  2. Step 2: Convert to fraction form
    906,366/1,356,924.48 = 682,668.72/x
  3. Step 3: Cross multiply
    906,366x = 1,356,924.48 × 682,668.72
  4. Step 4: Simplify right side
    906,366x = 926,329,897,898.27
  5. Step 5: Solve for x
    x = 926,329,897,898.27/906,366
  6. Step 6: Final answer
    x = 1,022,026.31

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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.