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Finding the Fourth Proportional to 453,872.04, 680,914.68 and 254,330.16

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Solution

The fourth proportional to 453,872.04, 680,914.68 and 254,330.16 is: 381,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,872.04 : 680,914.68 = 254,330.16 : x
  2. Step 2: Convert to fraction form
    453,872.04/680,914.68 = 254,330.16/x
  3. Step 3: Cross multiply
    453,872.04x = 680,914.68 × 254,330.16
  4. Step 4: Simplify right side
    453,872.04x = 173,177,139,510.75
  5. Step 5: Solve for x
    x = 173,177,139,510.75/453,872.04
  6. Step 6: Final answer
    x = 381,554.99

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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.