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Finding the Fourth Proportional to 275,230.32, 379,925.88 and 184,553.16

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Solution

The fourth proportional to 275,230.32, 379,925.88 and 184,553.16 is: 254,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,230.32 : 379,925.88 = 184,553.16 : x
  2. Step 2: Convert to fraction form
    275,230.32/379,925.88 = 184,553.16/x
  3. Step 3: Cross multiply
    275,230.32x = 379,925.88 × 184,553.16
  4. Step 4: Simplify right side
    275,230.32x = 70,116,521,719.78
  5. Step 5: Solve for x
    x = 70,116,521,719.78/275,230.32
  6. Step 6: Final answer
    x = 254,755.80

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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.