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Finding the Fourth Proportional to 331,598.36, 457,606.32 and 180,695.36

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Solution

The fourth proportional to 331,598.36, 457,606.32 and 180,695.36 is: 249,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,598.36 : 457,606.32 = 180,695.36 : x
  2. Step 2: Convert to fraction form
    331,598.36/457,606.32 = 180,695.36/x
  3. Step 3: Cross multiply
    331,598.36x = 457,606.32 × 180,695.36
  4. Step 4: Simplify right side
    331,598.36x = 82,687,338,730.68
  5. Step 5: Solve for x
    x = 82,687,338,730.68/331,598.36
  6. Step 6: Final answer
    x = 249,359.91

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1.5x scale

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.