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Finding the Fourth Proportional to 349,294.92, 524,044.62 and 112,632.84

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Solution

The fourth proportional to 349,294.92, 524,044.62 and 112,632.84 is: 168,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,294.92 : 524,044.62 = 112,632.84 : x
  2. Step 2: Convert to fraction form
    349,294.92/524,044.62 = 112,632.84/x
  3. Step 3: Cross multiply
    349,294.92x = 524,044.62 × 112,632.84
  4. Step 4: Simplify right side
    349,294.92x = 59,024,633,837.32
  5. Step 5: Solve for x
    x = 59,024,633,837.32/349,294.92
  6. Step 6: Final answer
    x = 168,982.23

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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.