Home / 1,231.10-1,846.47-500.44

Finding the Fourth Proportional to 1,231.10, 1,846.47 and 500.44

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Solution

The fourth proportional to 1,231.10, 1,846.47 and 500.44 is: 750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231.10 : 1,846.47 = 500.44 : x
  2. Step 2: Convert to fraction form
    1,231.10/1,846.47 = 500.44/x
  3. Step 3: Cross multiply
    1,231.10x = 1,846.47 × 500.44
  4. Step 4: Simplify right side
    1,231.10x = 924,047.45
  5. Step 5: Solve for x
    x = 924,047.45/1,231.10
  6. Step 6: Final answer
    x = 750.59

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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.