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Finding the Fourth Proportional to 907.26, 1,359.06 and 701.11

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Solution

The fourth proportional to 907.26, 1,359.06 and 701.11 is: 1,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    907.26 : 1,359.06 = 701.11 : x
  2. Step 2: Convert to fraction form
    907.26/1,359.06 = 701.11/x
  3. Step 3: Cross multiply
    907.26x = 1,359.06 × 701.11
  4. Step 4: Simplify right side
    907.26x = 952,850.56
  5. Step 5: Solve for x
    x = 952,850.56/907.26
  6. Step 6: Final answer
    x = 1,050.25

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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.