Home / 395,183.04-545,475.24-225,530.16

Finding the Fourth Proportional to 395,183.04, 545,475.24 and 225,530.16

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Solution

The fourth proportional to 395,183.04, 545,475.24 and 225,530.16 is: 311,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,183.04 : 545,475.24 = 225,530.16 : x
  2. Step 2: Convert to fraction form
    395,183.04/545,475.24 = 225,530.16/x
  3. Step 3: Cross multiply
    395,183.04x = 545,475.24 × 225,530.16
  4. Step 4: Simplify right side
    395,183.04x = 123,021,118,153.24
  5. Step 5: Solve for x
    x = 123,021,118,153.24/395,183.04
  6. Step 6: Final answer
    x = 311,301.61

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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.