Home / 352,831.40-529,028.40-202,997.60

Finding the Fourth Proportional to 352,831.40, 529,028.40 and 202,997.60

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Solution

The fourth proportional to 352,831.40, 529,028.40 and 202,997.60 is: 304,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,831.40 : 529,028.40 = 202,997.60 : x
  2. Step 2: Convert to fraction form
    352,831.40/529,028.40 = 202,997.60/x
  3. Step 3: Cross multiply
    352,831.40x = 529,028.40 × 202,997.60
  4. Step 4: Simplify right side
    352,831.40x = 107,391,495,531.84
  5. Step 5: Solve for x
    x = 107,391,495,531.84/352,831.40
  6. Step 6: Final answer
    x = 304,370.57

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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.