Home / 331,242.04-457,116.24-188,004.48

Finding the Fourth Proportional to 331,242.04, 457,116.24 and 188,004.48

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Solution

The fourth proportional to 331,242.04, 457,116.24 and 188,004.48 is: 259,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,242.04 : 457,116.24 = 188,004.48 : x
  2. Step 2: Convert to fraction form
    331,242.04/457,116.24 = 188,004.48/x
  3. Step 3: Cross multiply
    331,242.04x = 457,116.24 × 188,004.48
  4. Step 4: Simplify right side
    331,242.04x = 85,939,901,000.76
  5. Step 5: Solve for x
    x = 85,939,901,000.76/331,242.04
  6. Step 6: Final answer
    x = 259,447.45

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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.