Home / 453,884.20-680,972.10-304,293.40

Finding the Fourth Proportional to 453,884.20, 680,972.10 and 304,293.40

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Solution

The fourth proportional to 453,884.20, 680,972.10 and 304,293.40 is: 456,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,884.20 : 680,972.10 = 304,293.40 : x
  2. Step 2: Convert to fraction form
    453,884.20/680,972.10 = 304,293.40/x
  3. Step 3: Cross multiply
    453,884.20x = 680,972.10 × 304,293.40
  4. Step 4: Simplify right side
    453,884.20x = 207,215,315,614.14
  5. Step 5: Solve for x
    x = 207,215,315,614.14/453,884.20
  6. Step 6: Final answer
    x = 456,537.85

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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.