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Finding the Fourth Proportional to 426,774.48, 588,954.96 and 235,792.26

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Solution

The fourth proportional to 426,774.48, 588,954.96 and 235,792.26 is: 325,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,774.48 : 588,954.96 = 235,792.26 : x
  2. Step 2: Convert to fraction form
    426,774.48/588,954.96 = 235,792.26/x
  3. Step 3: Cross multiply
    426,774.48x = 588,954.96 × 235,792.26
  4. Step 4: Simplify right side
    426,774.48x = 138,871,021,056.61
  5. Step 5: Solve for x
    x = 138,871,021,056.61/426,774.48
  6. Step 6: Final answer
    x = 325,396.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.