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Finding the Fourth Proportional to 1,579.59, 2,369.72 and 605.97

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Solution

The fourth proportional to 1,579.59, 2,369.72 and 605.97 is: 909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.59 : 2,369.72 = 605.97 : x
  2. Step 2: Convert to fraction form
    1,579.59/2,369.72 = 605.97/x
  3. Step 3: Cross multiply
    1,579.59x = 2,369.72 × 605.97
  4. Step 4: Simplify right side
    1,579.59x = 1,435,980.74
  5. Step 5: Solve for x
    x = 1,435,980.74/1,579.59
  6. Step 6: Final answer
    x = 909.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.