Home / 360,738.24-497,365.20-231,447.84

Finding the Fourth Proportional to 360,738.24, 497,365.20 and 231,447.84

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Solution

The fourth proportional to 360,738.24, 497,365.20 and 231,447.84 is: 319,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,738.24 : 497,365.20 = 231,447.84 : x
  2. Step 2: Convert to fraction form
    360,738.24/497,365.20 = 231,447.84/x
  3. Step 3: Cross multiply
    360,738.24x = 497,365.20 × 231,447.84
  4. Step 4: Simplify right side
    360,738.24x = 115,114,101,231.17
  5. Step 5: Solve for x
    x = 115,114,101,231.17/360,738.24
  6. Step 6: Final answer
    x = 319,107.01

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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.