Home / 557,733.50-836,450.80-242,115.38

Finding the Fourth Proportional to 557,733.50, 836,450.80 and 242,115.38

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Solution

The fourth proportional to 557,733.50, 836,450.80 and 242,115.38 is: 363,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,733.50 : 836,450.80 = 242,115.38 : x
  2. Step 2: Convert to fraction form
    557,733.50/836,450.80 = 242,115.38/x
  3. Step 3: Cross multiply
    557,733.50x = 836,450.80 × 242,115.38
  4. Step 4: Simplify right side
    557,733.50x = 202,517,603,293.30
  5. Step 5: Solve for x
    x = 202,517,603,293.30/557,733.50
  6. Step 6: Final answer
    x = 363,108.19

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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.