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Finding the Fourth Proportional to 1,580.17, 2,369.23 and 606.28

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Solution

The fourth proportional to 1,580.17, 2,369.23 and 606.28 is: 909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.17 : 2,369.23 = 606.28 : x
  2. Step 2: Convert to fraction form
    1,580.17/2,369.23 = 606.28/x
  3. Step 3: Cross multiply
    1,580.17x = 2,369.23 × 606.28
  4. Step 4: Simplify right side
    1,580.17x = 1,436,416.76
  5. Step 5: Solve for x
    x = 1,436,416.76/1,580.17
  6. Step 6: Final answer
    x = 909.03

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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.