Home / 348,617.30-522,974.55-148,936.10

Finding the Fourth Proportional to 348,617.30, 522,974.55 and 148,936.10

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Solution

The fourth proportional to 348,617.30, 522,974.55 and 148,936.10 is: 223,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,617.30 : 522,974.55 = 148,936.10 : x
  2. Step 2: Convert to fraction form
    348,617.30/522,974.55 = 148,936.10/x
  3. Step 3: Cross multiply
    348,617.30x = 522,974.55 × 148,936.10
  4. Step 4: Simplify right side
    348,617.30x = 77,889,789,876.26
  5. Step 5: Solve for x
    x = 77,889,789,876.26/348,617.30
  6. Step 6: Final answer
    x = 223,424.91

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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.