Home / 318,230.12-439,164.24-174,998.04

Finding the Fourth Proportional to 318,230.12, 439,164.24 and 174,998.04

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Solution

The fourth proportional to 318,230.12, 439,164.24 and 174,998.04 is: 241,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,230.12 : 439,164.24 = 174,998.04 : x
  2. Step 2: Convert to fraction form
    318,230.12/439,164.24 = 174,998.04/x
  3. Step 3: Cross multiply
    318,230.12x = 439,164.24 × 174,998.04
  4. Step 4: Simplify right side
    318,230.12x = 76,852,881,238.09
  5. Step 5: Solve for x
    x = 76,852,881,238.09/318,230.12
  6. Step 6: Final answer
    x = 241,500.97

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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.