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Finding the Fourth Proportional to 379,960.36, 569,590.62 and 169,483.48

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Solution

The fourth proportional to 379,960.36, 569,590.62 and 169,483.48 is: 254,069.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,960.36 : 569,590.62 = 169,483.48 : x
  2. Step 2: Convert to fraction form
    379,960.36/569,590.62 = 169,483.48/x
  3. Step 3: Cross multiply
    379,960.36x = 569,590.62 × 169,483.48
  4. Step 4: Simplify right side
    379,960.36x = 96,536,200,452.96
  5. Step 5: Solve for x
    x = 96,536,200,452.96/379,960.36
  6. Step 6: Final answer
    x = 254,069.14

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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.