Home / 558,137.10-836,707.20-202,900.87

Finding the Fourth Proportional to 558,137.10, 836,707.20 and 202,900.87

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Solution

The fourth proportional to 558,137.10, 836,707.20 and 202,900.87 is: 304,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,137.10 : 836,707.20 = 202,900.87 : x
  2. Step 2: Convert to fraction form
    558,137.10/836,707.20 = 202,900.87/x
  3. Step 3: Cross multiply
    558,137.10x = 836,707.20 × 202,900.87
  4. Step 4: Simplify right side
    558,137.10x = 169,768,620,241.59
  5. Step 5: Solve for x
    x = 169,768,620,241.59/558,137.10
  6. Step 6: Final answer
    x = 304,170.10

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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.