Home / 535,004.37-802,509.62-135,646.02

Finding the Fourth Proportional to 535,004.37, 802,509.62 and 135,646.02

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Solution

The fourth proportional to 535,004.37, 802,509.62 and 135,646.02 is: 203,469.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,004.37 : 802,509.62 = 135,646.02 : x
  2. Step 2: Convert to fraction form
    535,004.37/802,509.62 = 135,646.02/x
  3. Step 3: Cross multiply
    535,004.37x = 802,509.62 × 135,646.02
  4. Step 4: Simplify right side
    535,004.37x = 108,857,235,286.48
  5. Step 5: Solve for x
    x = 108,857,235,286.48/535,004.37
  6. Step 6: Final answer
    x = 203,469.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.