Home / 228,234.15-342,351.23-222,402.15

Finding the Fourth Proportional to 228,234.15, 342,351.23 and 222,402.15

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Solution

The fourth proportional to 228,234.15, 342,351.23 and 222,402.15 is: 333,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,234.15 : 342,351.23 = 222,402.15 : x
  2. Step 2: Convert to fraction form
    228,234.15/342,351.23 = 222,402.15/x
  3. Step 3: Cross multiply
    228,234.15x = 342,351.23 × 222,402.15
  4. Step 4: Simplify right side
    228,234.15x = 76,139,648,495.13
  5. Step 5: Solve for x
    x = 76,139,648,495.13/228,234.15
  6. Step 6: Final answer
    x = 333,603.23

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1.5x scale

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.