Home / 421,924.90-582,255.39-230,936.62

Finding the Fourth Proportional to 421,924.90, 582,255.39 and 230,936.62

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Solution

The fourth proportional to 421,924.90, 582,255.39 and 230,936.62 is: 318,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,924.90 : 582,255.39 = 230,936.62 : x
  2. Step 2: Convert to fraction form
    421,924.90/582,255.39 = 230,936.62/x
  3. Step 3: Cross multiply
    421,924.90x = 582,255.39 × 230,936.62
  4. Step 4: Simplify right side
    421,924.90x = 134,464,091,743.38
  5. Step 5: Solve for x
    x = 134,464,091,743.38/421,924.90
  6. Step 6: Final answer
    x = 318,692.00

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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.