Home / 331,660.48-457,679.28-180,754.24

Finding the Fourth Proportional to 331,660.48, 457,679.28 and 180,754.24

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Solution

The fourth proportional to 331,660.48, 457,679.28 and 180,754.24 is: 249,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,660.48 : 457,679.28 = 180,754.24 : x
  2. Step 2: Convert to fraction form
    331,660.48/457,679.28 = 180,754.24/x
  3. Step 3: Cross multiply
    331,660.48x = 457,679.28 × 180,754.24
  4. Step 4: Simplify right side
    331,660.48x = 82,727,470,420.15
  5. Step 5: Solve for x
    x = 82,727,470,420.15/331,660.48
  6. Step 6: Final answer
    x = 249,434.21

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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.