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Finding the Fourth Proportional to 453,082.92, 678,145.58 and 333,108.04

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Solution

The fourth proportional to 453,082.92, 678,145.58 and 333,108.04 is: 498,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,082.92 : 678,145.58 = 333,108.04 : x
  2. Step 2: Convert to fraction form
    453,082.92/678,145.58 = 333,108.04/x
  3. Step 3: Cross multiply
    453,082.92x = 678,145.58 × 333,108.04
  4. Step 4: Simplify right side
    453,082.92x = 225,895,744,988.46
  5. Step 5: Solve for x
    x = 225,895,744,988.46/453,082.92
  6. Step 6: Final answer
    x = 498,574.84

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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.