Home / 421,810.26-582,098.16-230,823.72

Finding the Fourth Proportional to 421,810.26, 582,098.16 and 230,823.72

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Solution

The fourth proportional to 421,810.26, 582,098.16 and 230,823.72 is: 318,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,810.26 : 582,098.16 = 230,823.72 : x
  2. Step 2: Convert to fraction form
    421,810.26/582,098.16 = 230,823.72/x
  3. Step 3: Cross multiply
    421,810.26x = 582,098.16 × 230,823.72
  4. Step 4: Simplify right side
    421,810.26x = 134,362,062,696.36
  5. Step 5: Solve for x
    x = 134,362,062,696.36/421,810.26
  6. Step 6: Final answer
    x = 318,536.73

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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.