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Finding the Fourth Proportional to 620.52, 924.06 and 605.04

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Solution

The fourth proportional to 620.52, 924.06 and 605.04 is: 901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.52 : 924.06 = 605.04 : x
  2. Step 2: Convert to fraction form
    620.52/924.06 = 605.04/x
  3. Step 3: Cross multiply
    620.52x = 924.06 × 605.04
  4. Step 4: Simplify right side
    620.52x = 559,093.26
  5. Step 5: Solve for x
    x = 559,093.26/620.52
  6. Step 6: Final answer
    x = 901.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.