Home / 889,377.48-1,227,339.41-481,479.17

Finding the Fourth Proportional to 889,377.48, 1,227,339.41 and 481,479.17

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Solution

The fourth proportional to 889,377.48, 1,227,339.41 and 481,479.17 is: 664,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,377.48 : 1,227,339.41 = 481,479.17 : x
  2. Step 2: Convert to fraction form
    889,377.48/1,227,339.41 = 481,479.17/x
  3. Step 3: Cross multiply
    889,377.48x = 1,227,339.41 × 481,479.17
  4. Step 4: Simplify right side
    889,377.48x = 590,938,351,891.00
  5. Step 5: Solve for x
    x = 590,938,351,891.00/889,377.48
  6. Step 6: Final answer
    x = 664,440.43

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Double scale
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1.5x scale

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.