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Finding the Fourth Proportional to 453,767.17, 680,492.01 and 133,834.15

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Solution

The fourth proportional to 453,767.17, 680,492.01 and 133,834.15 is: 200,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,767.17 : 680,492.01 = 133,834.15 : x
  2. Step 2: Convert to fraction form
    453,767.17/680,492.01 = 133,834.15/x
  3. Step 3: Cross multiply
    453,767.17x = 680,492.01 × 133,834.15
  4. Step 4: Simplify right side
    453,767.17x = 91,073,069,740.14
  5. Step 5: Solve for x
    x = 91,073,069,740.14/453,767.17
  6. Step 6: Final answer
    x = 200,704.40

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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.