Home / 408,382.02-563,484.60-238,583.34

Finding the Fourth Proportional to 408,382.02, 563,484.60 and 238,583.34

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Solution

The fourth proportional to 408,382.02, 563,484.60 and 238,583.34 is: 329,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,382.02 : 563,484.60 = 238,583.34 : x
  2. Step 2: Convert to fraction form
    408,382.02/563,484.60 = 238,583.34/x
  3. Step 3: Cross multiply
    408,382.02x = 563,484.60 × 238,583.34
  4. Step 4: Simplify right side
    408,382.02x = 134,438,037,906.56
  5. Step 5: Solve for x
    x = 134,438,037,906.56/408,382.02
  6. Step 6: Final answer
    x = 329,196.76

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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.