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Finding the Fourth Proportional to 1,150.94, 1,726.99 and 533.95

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Solution

The fourth proportional to 1,150.94, 1,726.99 and 533.95 is: 801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.94 : 1,726.99 = 533.95 : x
  2. Step 2: Convert to fraction form
    1,150.94/1,726.99 = 533.95/x
  3. Step 3: Cross multiply
    1,150.94x = 1,726.99 × 533.95
  4. Step 4: Simplify right side
    1,150.94x = 922,126.31
  5. Step 5: Solve for x
    x = 922,126.31/1,150.94
  6. Step 6: Final answer
    x = 801.19

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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.