Home / 379,497.10-523,947.54-236,467.30

Finding the Fourth Proportional to 379,497.10, 523,947.54 and 236,467.30

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Solution

The fourth proportional to 379,497.10, 523,947.54 and 236,467.30 is: 326,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,497.10 : 523,947.54 = 236,467.30 : x
  2. Step 2: Convert to fraction form
    379,497.10/523,947.54 = 236,467.30/x
  3. Step 3: Cross multiply
    379,497.10x = 523,947.54 × 236,467.30
  4. Step 4: Simplify right side
    379,497.10x = 123,896,460,125.44
  5. Step 5: Solve for x
    x = 123,896,460,125.44/379,497.10
  6. Step 6: Final answer
    x = 326,475.38

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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.