Home / 1,087.23-1,631.58-600.66

Finding the Fourth Proportional to 1,087.23, 1,631.58 and 600.66

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Solution

The fourth proportional to 1,087.23, 1,631.58 and 600.66 is: 901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087.23 : 1,631.58 = 600.66 : x
  2. Step 2: Convert to fraction form
    1,087.23/1,631.58 = 600.66/x
  3. Step 3: Cross multiply
    1,087.23x = 1,631.58 × 600.66
  4. Step 4: Simplify right side
    1,087.23x = 980,024.84
  5. Step 5: Solve for x
    x = 980,024.84/1,087.23
  6. Step 6: Final answer
    x = 901.40

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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.