Home / 335,836.80-503,755.20-292,096.80

Finding the Fourth Proportional to 335,836.80, 503,755.20 and 292,096.80

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Solution

The fourth proportional to 335,836.80, 503,755.20 and 292,096.80 is: 438,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,836.80 : 503,755.20 = 292,096.80 : x
  2. Step 2: Convert to fraction form
    335,836.80/503,755.20 = 292,096.80/x
  3. Step 3: Cross multiply
    335,836.80x = 503,755.20 × 292,096.80
  4. Step 4: Simplify right side
    335,836.80x = 147,145,281,903.36
  5. Step 5: Solve for x
    x = 147,145,281,903.36/335,836.80
  6. Step 6: Final answer
    x = 438,145.20

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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.