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Finding the Fourth Proportional to 468,902.52, 646,847.42 and 296,530.20

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Solution

The fourth proportional to 468,902.52, 646,847.42 and 296,530.20 is: 409,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,902.52 : 646,847.42 = 296,530.20 : x
  2. Step 2: Convert to fraction form
    468,902.52/646,847.42 = 296,530.20/x
  3. Step 3: Cross multiply
    468,902.52x = 646,847.42 × 296,530.20
  4. Step 4: Simplify right side
    468,902.52x = 191,809,794,822.08
  5. Step 5: Solve for x
    x = 191,809,794,822.08/468,902.52
  6. Step 6: Final answer
    x = 409,061.13

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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.