Home / 505,982.64-758,977.27-202,402.18

Finding the Fourth Proportional to 505,982.64, 758,977.27 and 202,402.18

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Solution

The fourth proportional to 505,982.64, 758,977.27 and 202,402.18 is: 303,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,982.64 : 758,977.27 = 202,402.18 : x
  2. Step 2: Convert to fraction form
    505,982.64/758,977.27 = 202,402.18/x
  3. Step 3: Cross multiply
    505,982.64x = 758,977.27 × 202,402.18
  4. Step 4: Simplify right side
    505,982.64x = 153,618,654,018.45
  5. Step 5: Solve for x
    x = 153,618,654,018.45/505,982.64
  6. Step 6: Final answer
    x = 303,604.59

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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.