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Finding the Fourth Proportional to 350,297.19, 525,396.56 and 113,642.01

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Solution

The fourth proportional to 350,297.19, 525,396.56 and 113,642.01 is: 170,447.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,297.19 : 525,396.56 = 113,642.01 : x
  2. Step 2: Convert to fraction form
    350,297.19/525,396.56 = 113,642.01/x
  3. Step 3: Cross multiply
    350,297.19x = 525,396.56 × 113,642.01
  4. Step 4: Simplify right side
    350,297.19x = 59,707,120,557.28
  5. Step 5: Solve for x
    x = 59,707,120,557.28/350,297.19
  6. Step 6: Final answer
    x = 170,447.04

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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.