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Finding the Fourth Proportional to 379,173.08, 523,495.52 and 241,429.76

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Solution

The fourth proportional to 379,173.08, 523,495.52 and 241,429.76 is: 333,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,173.08 : 523,495.52 = 241,429.76 : x
  2. Step 2: Convert to fraction form
    379,173.08/523,495.52 = 241,429.76/x
  3. Step 3: Cross multiply
    379,173.08x = 523,495.52 × 241,429.76
  4. Step 4: Simplify right side
    379,173.08x = 126,387,397,754.68
  5. Step 5: Solve for x
    x = 126,387,397,754.68/379,173.08
  6. Step 6: Final answer
    x = 333,323.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.