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Finding the Fourth Proportional to 453,919.04, 680,923.68 and 173,672

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Solution

The fourth proportional to 453,919.04, 680,923.68 and 173,672 is: 260,525.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,919.04 : 680,923.68 = 173,672 : x
  2. Step 2: Convert to fraction form
    453,919.04/680,923.68 = 173,672/x
  3. Step 3: Cross multiply
    453,919.04x = 680,923.68 × 173,672
  4. Step 4: Simplify right side
    453,919.04x = 118,257,377,352.96
  5. Step 5: Solve for x
    x = 118,257,377,352.96/453,919.04
  6. Step 6: Final answer
    x = 260,525.26

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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.