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Finding the Fourth Proportional to 350,455.73, 525,676.01 and 97,729.48

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Solution

The fourth proportional to 350,455.73, 525,676.01 and 97,729.48 is: 146,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,455.73 : 525,676.01 = 97,729.48 : x
  2. Step 2: Convert to fraction form
    350,455.73/525,676.01 = 97,729.48/x
  3. Step 3: Cross multiply
    350,455.73x = 525,676.01 × 97,729.48
  4. Step 4: Simplify right side
    350,455.73x = 51,374,040,477.39
  5. Step 5: Solve for x
    x = 51,374,040,477.39/350,455.73
  6. Step 6: Final answer
    x = 146,592.10

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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.