Home / 331,513.16-457,488.21-180,610.16

Finding the Fourth Proportional to 331,513.16, 457,488.21 and 180,610.16

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Solution

The fourth proportional to 331,513.16, 457,488.21 and 180,610.16 is: 249,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,513.16 : 457,488.21 = 180,610.16 : x
  2. Step 2: Convert to fraction form
    331,513.16/457,488.21 = 180,610.16/x
  3. Step 3: Cross multiply
    331,513.16x = 457,488.21 × 180,610.16
  4. Step 4: Simplify right side
    331,513.16x = 82,627,016,518.77
  5. Step 5: Solve for x
    x = 82,627,016,518.77/331,513.16
  6. Step 6: Final answer
    x = 249,242.04

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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.