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Finding the Fourth Proportional to 337,326.48, 505,915.18 and 97,388.25

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Solution

The fourth proportional to 337,326.48, 505,915.18 and 97,388.25 is: 146,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,326.48 : 505,915.18 = 97,388.25 : x
  2. Step 2: Convert to fraction form
    337,326.48/505,915.18 = 97,388.25/x
  3. Step 3: Cross multiply
    337,326.48x = 505,915.18 × 97,388.25
  4. Step 4: Simplify right side
    337,326.48x = 49,270,194,028.64
  5. Step 5: Solve for x
    x = 49,270,194,028.64/337,326.48
  6. Step 6: Final answer
    x = 146,060.85

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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.