Home / 408,283.12-563,430.90-236,224.54

Finding the Fourth Proportional to 408,283.12, 563,430.90 and 236,224.54

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Solution

The fourth proportional to 408,283.12, 563,430.90 and 236,224.54 is: 325,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,283.12 : 563,430.90 = 236,224.54 : x
  2. Step 2: Convert to fraction form
    408,283.12/563,430.90 = 236,224.54/x
  3. Step 3: Cross multiply
    408,283.12x = 563,430.90 × 236,224.54
  4. Step 4: Simplify right side
    408,283.12x = 133,096,205,174.29
  5. Step 5: Solve for x
    x = 133,096,205,174.29/408,283.12
  6. Step 6: Final answer
    x = 325,989.98

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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.