Home / 415,360.43-624,341.19-274,113.38

Finding the Fourth Proportional to 415,360.43, 624,341.19 and 274,113.38

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Solution

The fourth proportional to 415,360.43, 624,341.19 and 274,113.38 is: 412,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,360.43 : 624,341.19 = 274,113.38 : x
  2. Step 2: Convert to fraction form
    415,360.43/624,341.19 = 274,113.38/x
  3. Step 3: Cross multiply
    415,360.43x = 624,341.19 × 274,113.38
  4. Step 4: Simplify right side
    415,360.43x = 171,140,276,452.90
  5. Step 5: Solve for x
    x = 171,140,276,452.90/415,360.43
  6. Step 6: Final answer
    x = 412,028.35

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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.