Home / 558,107.70-836,655.23-202,870.82

Finding the Fourth Proportional to 558,107.70, 836,655.23 and 202,870.82

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Solution

The fourth proportional to 558,107.70, 836,655.23 and 202,870.82 is: 304,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,107.70 : 836,655.23 = 202,870.82 : x
  2. Step 2: Convert to fraction form
    558,107.70/836,655.23 = 202,870.82/x
  3. Step 3: Cross multiply
    558,107.70x = 836,655.23 × 202,870.82
  4. Step 4: Simplify right side
    558,107.70x = 169,732,932,567.39
  5. Step 5: Solve for x
    x = 169,732,932,567.39/558,107.70
  6. Step 6: Final answer
    x = 304,122.18

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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.