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Finding the Fourth Proportional to 350,277.06, 525,499.11 and 113,620.26

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Solution

The fourth proportional to 350,277.06, 525,499.11 and 113,620.26 is: 170,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,277.06 : 525,499.11 = 113,620.26 : x
  2. Step 2: Convert to fraction form
    350,277.06/525,499.11 = 113,620.26/x
  3. Step 3: Cross multiply
    350,277.06x = 525,499.11 × 113,620.26
  4. Step 4: Simplify right side
    350,277.06x = 59,707,345,507.97
  5. Step 5: Solve for x
    x = 59,707,345,507.97/350,277.06
  6. Step 6: Final answer
    x = 170,457.48

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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.