Home / 323,811.47-446,861.78-180,580.58

Finding the Fourth Proportional to 323,811.47, 446,861.78 and 180,580.58

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Solution

The fourth proportional to 323,811.47, 446,861.78 and 180,580.58 is: 249,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,811.47 : 446,861.78 = 180,580.58 : x
  2. Step 2: Convert to fraction form
    323,811.47/446,861.78 = 180,580.58/x
  3. Step 3: Cross multiply
    323,811.47x = 446,861.78 × 180,580.58
  4. Step 4: Simplify right side
    323,811.47x = 80,694,556,275.02
  5. Step 5: Solve for x
    x = 80,694,556,275.02/323,811.47
  6. Step 6: Final answer
    x = 249,202.28

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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.