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Finding the Fourth Proportional to 310,287.30, 466,131.62 and 184,010.38

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Solution

The fourth proportional to 310,287.30, 466,131.62 and 184,010.38 is: 276,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,287.30 : 466,131.62 = 184,010.38 : x
  2. Step 2: Convert to fraction form
    310,287.30/466,131.62 = 184,010.38/x
  3. Step 3: Cross multiply
    310,287.30x = 466,131.62 × 184,010.38
  4. Step 4: Simplify right side
    310,287.30x = 85,773,054,785.85
  5. Step 5: Solve for x
    x = 85,773,054,785.85/310,287.30
  6. Step 6: Final answer
    x = 276,431.08

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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.