Home / 323,904.64-446,987.23-180,664.57

Finding the Fourth Proportional to 323,904.64, 446,987.23 and 180,664.57

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Solution

The fourth proportional to 323,904.64, 446,987.23 and 180,664.57 is: 249,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,904.64 : 446,987.23 = 180,664.57 : x
  2. Step 2: Convert to fraction form
    323,904.64/446,987.23 = 180,664.57/x
  3. Step 3: Cross multiply
    323,904.64x = 446,987.23 × 180,664.57
  4. Step 4: Simplify right side
    323,904.64x = 80,754,753,016.84
  5. Step 5: Solve for x
    x = 80,754,753,016.84/323,904.64
  6. Step 6: Final answer
    x = 249,316.45

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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.