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Finding the Fourth Proportional to 1,300.16, 1,795.49 and 927.15

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Solution

The fourth proportional to 1,300.16, 1,795.49 and 927.15 is: 1,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.16 : 1,795.49 = 927.15 : x
  2. Step 2: Convert to fraction form
    1,300.16/1,795.49 = 927.15/x
  3. Step 3: Cross multiply
    1,300.16x = 1,795.49 × 927.15
  4. Step 4: Simplify right side
    1,300.16x = 1,664,683.92
  5. Step 5: Solve for x
    x = 1,664,683.92/1,300.16
  6. Step 6: Final answer
    x = 1,280.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.