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Finding the Fourth Proportional to 958.52, 1,435.32 and 804.06

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Solution

The fourth proportional to 958.52, 1,435.32 and 804.06 is: 1,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.52 : 1,435.32 = 804.06 : x
  2. Step 2: Convert to fraction form
    958.52/1,435.32 = 804.06/x
  3. Step 3: Cross multiply
    958.52x = 1,435.32 × 804.06
  4. Step 4: Simplify right side
    958.52x = 1,154,083.40
  5. Step 5: Solve for x
    x = 1,154,083.40/958.52
  6. Step 6: Final answer
    x = 1,204.02

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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.