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Finding the Fourth Proportional to 453,844.53, 680,840.69 and 134,028.77

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Solution

The fourth proportional to 453,844.53, 680,840.69 and 134,028.77 is: 201,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,844.53 : 680,840.69 = 134,028.77 : x
  2. Step 2: Convert to fraction form
    453,844.53/680,840.69 = 134,028.77/x
  3. Step 3: Cross multiply
    453,844.53x = 680,840.69 × 134,028.77
  4. Step 4: Simplify right side
    453,844.53x = 91,252,236,172.30
  5. Step 5: Solve for x
    x = 91,252,236,172.30/453,844.53
  6. Step 6: Final answer
    x = 201,064.97

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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.