Home / 894,529-1,234,450.02-492,112.36

Finding the Fourth Proportional to 894,529, 1,234,450.02 and 492,112.36

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Solution

The fourth proportional to 894,529, 1,234,450.02 and 492,112.36 is: 679,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,529 : 1,234,450.02 = 492,112.36 : x
  2. Step 2: Convert to fraction form
    894,529/1,234,450.02 = 492,112.36/x
  3. Step 3: Cross multiply
    894,529x = 1,234,450.02 × 492,112.36
  4. Step 4: Simplify right side
    894,529x = 607,488,112,644.25
  5. Step 5: Solve for x
    x = 607,488,112,644.25/894,529
  6. Step 6: Final answer
    x = 679,115.06

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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.