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Finding the Fourth Proportional to 453,606.84, 680,028.92 and 303,388.65

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Solution

The fourth proportional to 453,606.84, 680,028.92 and 303,388.65 is: 454,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,606.84 : 680,028.92 = 303,388.65 : x
  2. Step 2: Convert to fraction form
    453,606.84/680,028.92 = 303,388.65/x
  3. Step 3: Cross multiply
    453,606.84x = 680,028.92 × 303,388.65
  4. Step 4: Simplify right side
    453,606.84x = 206,313,054,482.82
  5. Step 5: Solve for x
    x = 206,313,054,482.82/453,606.84
  6. Step 6: Final answer
    x = 454,827.92

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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.