Home / 323,721.60-446,737.68-180,490.56

Finding the Fourth Proportional to 323,721.60, 446,737.68 and 180,490.56

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Solution

The fourth proportional to 323,721.60, 446,737.68 and 180,490.56 is: 249,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,721.60 : 446,737.68 = 180,490.56 : x
  2. Step 2: Convert to fraction form
    323,721.60/446,737.68 = 180,490.56/x
  3. Step 3: Cross multiply
    323,721.60x = 446,737.68 × 180,490.56
  4. Step 4: Simplify right side
    323,721.60x = 80,631,934,036.30
  5. Step 5: Solve for x
    x = 80,631,934,036.30/323,721.60
  6. Step 6: Final answer
    x = 249,078.02

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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.