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Finding the Fourth Proportional to 1,034.96, 1,550.04 and 623.18

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Solution

The fourth proportional to 1,034.96, 1,550.04 and 623.18 is: 933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.96 : 1,550.04 = 623.18 : x
  2. Step 2: Convert to fraction form
    1,034.96/1,550.04 = 623.18/x
  3. Step 3: Cross multiply
    1,034.96x = 1,550.04 × 623.18
  4. Step 4: Simplify right side
    1,034.96x = 965,960.71
  5. Step 5: Solve for x
    x = 965,960.71/1,034.96
  6. Step 6: Final answer
    x = 933.34

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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.