Home / 746,747.40-1,120,121.10-462,664.20

Finding the Fourth Proportional to 746,747.40, 1,120,121.10 and 462,664.20

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Solution

The fourth proportional to 746,747.40, 1,120,121.10 and 462,664.20 is: 693,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,747.40 : 1,120,121.10 = 462,664.20 : x
  2. Step 2: Convert to fraction form
    746,747.40/1,120,121.10 = 462,664.20/x
  3. Step 3: Cross multiply
    746,747.40x = 1,120,121.10 × 462,664.20
  4. Step 4: Simplify right side
    746,747.40x = 518,239,932,634.62
  5. Step 5: Solve for x
    x = 518,239,932,634.62/746,747.40
  6. Step 6: Final answer
    x = 693,996.30

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Double scale
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1.5x scale

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.