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Finding the Fourth Proportional to 277,495.49, 382,902.73 and 162,730.85

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Solution

The fourth proportional to 277,495.49, 382,902.73 and 162,730.85 is: 224,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,495.49 : 382,902.73 = 162,730.85 : x
  2. Step 2: Convert to fraction form
    277,495.49/382,902.73 = 162,730.85/x
  3. Step 3: Cross multiply
    277,495.49x = 382,902.73 × 162,730.85
  4. Step 4: Simplify right side
    277,495.49x = 62,310,084,398.88
  5. Step 5: Solve for x
    x = 62,310,084,398.88/277,495.49
  6. Step 6: Final answer
    x = 224,544.49

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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.