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Finding the Fourth Proportional to 349,352.19, 524,028.02 and 112,694.86

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Solution

The fourth proportional to 349,352.19, 524,028.02 and 112,694.86 is: 169,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,352.19 : 524,028.02 = 112,694.86 : x
  2. Step 2: Convert to fraction form
    349,352.19/524,028.02 = 112,694.86/x
  3. Step 3: Cross multiply
    349,352.19x = 524,028.02 × 112,694.86
  4. Step 4: Simplify right side
    349,352.19x = 59,055,264,441.54
  5. Step 5: Solve for x
    x = 59,055,264,441.54/349,352.19
  6. Step 6: Final answer
    x = 169,042.20

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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.