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Finding the Fourth Proportional to 907.36, 1,251.48 and 596.32

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Solution

The fourth proportional to 907.36, 1,251.48 and 596.32 is: 822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    907.36 : 1,251.48 = 596.32 : x
  2. Step 2: Convert to fraction form
    907.36/1,251.48 = 596.32/x
  3. Step 3: Cross multiply
    907.36x = 1,251.48 × 596.32
  4. Step 4: Simplify right side
    907.36x = 746,282.55
  5. Step 5: Solve for x
    x = 746,282.55/907.36
  6. Step 6: Final answer
    x = 822.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.