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Finding the Fourth Proportional to 350,542.69, 525,760.72 and 97,796.57

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Solution

The fourth proportional to 350,542.69, 525,760.72 and 97,796.57 is: 146,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,542.69 : 525,760.72 = 97,796.57 : x
  2. Step 2: Convert to fraction form
    350,542.69/525,760.72 = 97,796.57/x
  3. Step 3: Cross multiply
    350,542.69x = 525,760.72 × 97,796.57
  4. Step 4: Simplify right side
    350,542.69x = 51,417,592,733.54
  5. Step 5: Solve for x
    x = 51,417,592,733.54/350,542.69
  6. Step 6: Final answer
    x = 146,679.98

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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.