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Finding the Fourth Proportional to 295,730.96, 408,086.64 and 180,962.72

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Solution

The fourth proportional to 295,730.96, 408,086.64 and 180,962.72 is: 249,715.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,730.96 : 408,086.64 = 180,962.72 : x
  2. Step 2: Convert to fraction form
    295,730.96/408,086.64 = 180,962.72/x
  3. Step 3: Cross multiply
    295,730.96x = 408,086.64 × 180,962.72
  4. Step 4: Simplify right side
    295,730.96x = 73,848,468,370.06
  5. Step 5: Solve for x
    x = 73,848,468,370.06/295,730.96
  6. Step 6: Final answer
    x = 249,715.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.