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Finding the Fourth Proportional to 379,341.59, 569,293.02 and 179,662.32

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Solution

The fourth proportional to 379,341.59, 569,293.02 and 179,662.32 is: 269,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,341.59 : 569,293.02 = 179,662.32 : x
  2. Step 2: Convert to fraction form
    379,341.59/569,293.02 = 179,662.32/x
  3. Step 3: Cross multiply
    379,341.59x = 569,293.02 × 179,662.32
  4. Step 4: Simplify right side
    379,341.59x = 102,280,504,733.01
  5. Step 5: Solve for x
    x = 102,280,504,733.01/379,341.59
  6. Step 6: Final answer
    x = 269,626.40

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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.