Home / 421,883.39-582,195.65-230,896.32

Finding the Fourth Proportional to 421,883.39, 582,195.65 and 230,896.32

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Solution

The fourth proportional to 421,883.39, 582,195.65 and 230,896.32 is: 318,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,883.39 : 582,195.65 = 230,896.32 : x
  2. Step 2: Convert to fraction form
    421,883.39/582,195.65 = 230,896.32/x
  3. Step 3: Cross multiply
    421,883.39x = 582,195.65 × 230,896.32
  4. Step 4: Simplify right side
    421,883.39x = 134,426,831,950.53
  5. Step 5: Solve for x
    x = 134,426,831,950.53/421,883.39
  6. Step 6: Final answer
    x = 318,635.05

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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.