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Finding the Fourth Proportional to 349,352.92, 523,832.52 and 121,544.06

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Solution

The fourth proportional to 349,352.92, 523,832.52 and 121,544.06 is: 182,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,352.92 : 523,832.52 = 121,544.06 : x
  2. Step 2: Convert to fraction form
    349,352.92/523,832.52 = 121,544.06/x
  3. Step 3: Cross multiply
    349,352.92x = 523,832.52 × 121,544.06
  4. Step 4: Simplify right side
    349,352.92x = 63,668,731,240.83
  5. Step 5: Solve for x
    x = 63,668,731,240.83/349,352.92
  6. Step 6: Final answer
    x = 182,247.60

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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.