Home / 1,035.64-1,429.10-610.20

Finding the Fourth Proportional to 1,035.64, 1,429.10 and 610.20

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Solution

The fourth proportional to 1,035.64, 1,429.10 and 610.20 is: 842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.64 : 1,429.10 = 610.20 : x
  2. Step 2: Convert to fraction form
    1,035.64/1,429.10 = 610.20/x
  3. Step 3: Cross multiply
    1,035.64x = 1,429.10 × 610.20
  4. Step 4: Simplify right side
    1,035.64x = 872,033.77
  5. Step 5: Solve for x
    x = 872,033.77/1,035.64
  6. Step 6: Final answer
    x = 842.02

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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.