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Finding the Fourth Proportional to 958.01, 1,322.01 and 584.93

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Solution

The fourth proportional to 958.01, 1,322.01 and 584.93 is: 807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.01 : 1,322.01 = 584.93 : x
  2. Step 2: Convert to fraction form
    958.01/1,322.01 = 584.93/x
  3. Step 3: Cross multiply
    958.01x = 1,322.01 × 584.93
  4. Step 4: Simplify right side
    958.01x = 773,283.31
  5. Step 5: Solve for x
    x = 773,283.31/958.01
  6. Step 6: Final answer
    x = 807.18

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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.