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Finding the Fourth Proportional to 349,586.62, 524,268.75 and 112,874.24

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Solution

The fourth proportional to 349,586.62, 524,268.75 and 112,874.24 is: 169,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,586.62 : 524,268.75 = 112,874.24 : x
  2. Step 2: Convert to fraction form
    349,586.62/524,268.75 = 112,874.24/x
  3. Step 3: Cross multiply
    349,586.62x = 524,268.75 × 112,874.24
  4. Step 4: Simplify right side
    349,586.62x = 59,176,436,712
  5. Step 5: Solve for x
    x = 59,176,436,712/349,586.62
  6. Step 6: Final answer
    x = 169,275.46

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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.