Home / 488,887.16-674,665.79-271,111.17

Finding the Fourth Proportional to 488,887.16, 674,665.79 and 271,111.17

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Solution

The fourth proportional to 488,887.16, 674,665.79 and 271,111.17 is: 374,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,887.16 : 674,665.79 = 271,111.17 : x
  2. Step 2: Convert to fraction form
    488,887.16/674,665.79 = 271,111.17/x
  3. Step 3: Cross multiply
    488,887.16x = 674,665.79 × 271,111.17
  4. Step 4: Simplify right side
    488,887.16x = 182,909,431,344.07
  5. Step 5: Solve for x
    x = 182,909,431,344.07/488,887.16
  6. Step 6: Final answer
    x = 374,134.25

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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.