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Finding the Fourth Proportional to 453,904.96, 680,857.62 and 453,249.04

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Solution

The fourth proportional to 453,904.96, 680,857.62 and 453,249.04 is: 679,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,904.96 : 680,857.62 = 453,249.04 : x
  2. Step 2: Convert to fraction form
    453,904.96/680,857.62 = 453,249.04/x
  3. Step 3: Cross multiply
    453,904.96x = 680,857.62 × 453,249.04
  4. Step 4: Simplify right side
    453,904.96x = 308,598,062,641.69
  5. Step 5: Solve for x
    x = 308,598,062,641.69/453,904.96
  6. Step 6: Final answer
    x = 679,873.74

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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.