Home / 1,035.06-1,549.80-623.64

Finding the Fourth Proportional to 1,035.06, 1,549.80 and 623.64

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Solution

The fourth proportional to 1,035.06, 1,549.80 and 623.64 is: 933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.06 : 1,549.80 = 623.64 : x
  2. Step 2: Convert to fraction form
    1,035.06/1,549.80 = 623.64/x
  3. Step 3: Cross multiply
    1,035.06x = 1,549.80 × 623.64
  4. Step 4: Simplify right side
    1,035.06x = 966,517.27
  5. Step 5: Solve for x
    x = 966,517.27/1,035.06
  6. Step 6: Final answer
    x = 933.78

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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.