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Finding the Fourth Proportional to 453,923.04, 680,929.68 and 173,676

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Solution

The fourth proportional to 453,923.04, 680,929.68 and 173,676 is: 260,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,923.04 : 680,929.68 = 173,676 : x
  2. Step 2: Convert to fraction form
    453,923.04/680,929.68 = 173,676/x
  3. Step 3: Cross multiply
    453,923.04x = 680,929.68 × 173,676
  4. Step 4: Simplify right side
    453,923.04x = 118,261,143,103.68
  5. Step 5: Solve for x
    x = 118,261,143,103.68/453,923.04
  6. Step 6: Final answer
    x = 260,531.26

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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.