Home / 421,810.92-582,099.09-230,824.32

Finding the Fourth Proportional to 421,810.92, 582,099.09 and 230,824.32

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Solution

The fourth proportional to 421,810.92, 582,099.09 and 230,824.32 is: 318,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,810.92 : 582,099.09 = 230,824.32 : x
  2. Step 2: Convert to fraction form
    421,810.92/582,099.09 = 230,824.32/x
  3. Step 3: Cross multiply
    421,810.92x = 582,099.09 × 230,824.32
  4. Step 4: Simplify right side
    421,810.92x = 134,362,626,621.87
  5. Step 5: Solve for x
    x = 134,362,626,621.87/421,810.92
  6. Step 6: Final answer
    x = 318,537.57

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1.5x scale

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.