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Finding the Fourth Proportional to 453,903.96, 680,856.12 and 453,248.04

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Solution

The fourth proportional to 453,903.96, 680,856.12 and 453,248.04 is: 679,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,903.96 : 680,856.12 = 453,248.04 : x
  2. Step 2: Convert to fraction form
    453,903.96/680,856.12 = 453,248.04/x
  3. Step 3: Cross multiply
    453,903.96x = 680,856.12 × 453,248.04
  4. Step 4: Simplify right side
    453,903.96x = 308,596,701,912.01
  5. Step 5: Solve for x
    x = 308,596,701,912.01/453,903.96
  6. Step 6: Final answer
    x = 679,872.24

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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.