Home / 253,880.57-378,551.10-246,905.41

Finding the Fourth Proportional to 253,880.57, 378,551.10 and 246,905.41

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Solution

The fourth proportional to 253,880.57, 378,551.10 and 246,905.41 is: 368,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,880.57 : 378,551.10 = 246,905.41 : x
  2. Step 2: Convert to fraction form
    253,880.57/378,551.10 = 246,905.41/x
  3. Step 3: Cross multiply
    253,880.57x = 378,551.10 × 246,905.41
  4. Step 4: Simplify right side
    253,880.57x = 93,466,314,546.33
  5. Step 5: Solve for x
    x = 93,466,314,546.33/253,880.57
  6. Step 6: Final answer
    x = 368,150.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.