Home / 461,346.64-691,687.79-283,486.16

Finding the Fourth Proportional to 461,346.64, 691,687.79 and 283,486.16

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Solution

The fourth proportional to 461,346.64, 691,687.79 and 283,486.16 is: 425,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,346.64 : 691,687.79 = 283,486.16 : x
  2. Step 2: Convert to fraction form
    461,346.64/691,687.79 = 283,486.16/x
  3. Step 3: Cross multiply
    461,346.64x = 691,687.79 × 283,486.16
  4. Step 4: Simplify right side
    461,346.64x = 196,083,916,880.85
  5. Step 5: Solve for x
    x = 196,083,916,880.85/461,346.64
  6. Step 6: Final answer
    x = 425,025.13

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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.