Home / 893,297.18-1,232,757.90-485,399.01

Finding the Fourth Proportional to 893,297.18, 1,232,757.90 and 485,399.01

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Solution

The fourth proportional to 893,297.18, 1,232,757.90 and 485,399.01 is: 669,854.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,297.18 : 1,232,757.90 = 485,399.01 : x
  2. Step 2: Convert to fraction form
    893,297.18/1,232,757.90 = 485,399.01/x
  3. Step 3: Cross multiply
    893,297.18x = 1,232,757.90 × 485,399.01
  4. Step 4: Simplify right side
    893,297.18x = 598,379,464,229.68
  5. Step 5: Solve for x
    x = 598,379,464,229.68/893,297.18
  6. Step 6: Final answer
    x = 669,854.87

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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.