Home / 331,564.22-457,558.63-180,661.22

Finding the Fourth Proportional to 331,564.22, 457,558.63 and 180,661.22

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Solution

The fourth proportional to 331,564.22, 457,558.63 and 180,661.22 is: 249,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,564.22 : 457,558.63 = 180,661.22 : x
  2. Step 2: Convert to fraction form
    331,564.22/457,558.63 = 180,661.22/x
  3. Step 3: Cross multiply
    331,564.22x = 457,558.63 × 180,661.22
  4. Step 4: Simplify right side
    331,564.22x = 82,663,099,414.02
  5. Step 5: Solve for x
    x = 82,663,099,414.02/331,564.22
  6. Step 6: Final answer
    x = 249,312.48

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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.