Home / 272,999.10-377,998.47-252,003.90

Finding the Fourth Proportional to 272,999.10, 377,998.47 and 252,003.90

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Solution

The fourth proportional to 272,999.10, 377,998.47 and 252,003.90 is: 348,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,999.10 : 377,998.47 = 252,003.90 : x
  2. Step 2: Convert to fraction form
    272,999.10/377,998.47 = 252,003.90/x
  3. Step 3: Cross multiply
    272,999.10x = 377,998.47 × 252,003.90
  4. Step 4: Simplify right side
    272,999.10x = 95,257,088,634.03
  5. Step 5: Solve for x
    x = 95,257,088,634.03/272,999.10
  6. Step 6: Final answer
    x = 348,928.21

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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.