Home / 1,463,787.70-2,195,459.60-398,914.72

Finding the Fourth Proportional to 1,463,787.70, 2,195,459.60 and 398,914.72

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Solution

The fourth proportional to 1,463,787.70, 2,195,459.60 and 398,914.72 is: 598,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,787.70 : 2,195,459.60 = 398,914.72 : x
  2. Step 2: Convert to fraction form
    1,463,787.70/2,195,459.60 = 398,914.72/x
  3. Step 3: Cross multiply
    1,463,787.70x = 2,195,459.60 × 398,914.72
  4. Step 4: Simplify right side
    1,463,787.70x = 875,801,151,605.31
  5. Step 5: Solve for x
    x = 875,801,151,605.31/1,463,787.70
  6. Step 6: Final answer
    x = 598,311.59

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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.