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Finding the Fourth Proportional to 453,998.49, 680,761.25 and 169,455.01

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Solution

The fourth proportional to 453,998.49, 680,761.25 and 169,455.01 is: 254,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,998.49 : 680,761.25 = 169,455.01 : x
  2. Step 2: Convert to fraction form
    453,998.49/680,761.25 = 169,455.01/x
  3. Step 3: Cross multiply
    453,998.49x = 680,761.25 × 169,455.01
  4. Step 4: Simplify right side
    453,998.49x = 115,358,404,850.00
  5. Step 5: Solve for x
    x = 115,358,404,850.00/453,998.49
  6. Step 6: Final answer
    x = 254,094.25

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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.