Home / 1,035.89-1,429.44-610.45

Finding the Fourth Proportional to 1,035.89, 1,429.44 and 610.45

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Solution

The fourth proportional to 1,035.89, 1,429.44 and 610.45 is: 842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.89 : 1,429.44 = 610.45 : x
  2. Step 2: Convert to fraction form
    1,035.89/1,429.44 = 610.45/x
  3. Step 3: Cross multiply
    1,035.89x = 1,429.44 × 610.45
  4. Step 4: Simplify right side
    1,035.89x = 872,598.07
  5. Step 5: Solve for x
    x = 872,598.07/1,035.89
  6. Step 6: Final answer
    x = 842.37

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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.