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Finding the Fourth Proportional to 776.14, 1,164.08 and 504.16

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Solution

The fourth proportional to 776.14, 1,164.08 and 504.16 is: 756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    776.14 : 1,164.08 = 504.16 : x
  2. Step 2: Convert to fraction form
    776.14/1,164.08 = 504.16/x
  3. Step 3: Cross multiply
    776.14x = 1,164.08 × 504.16
  4. Step 4: Simplify right side
    776.14x = 586,882.57
  5. Step 5: Solve for x
    x = 586,882.57/776.14
  6. Step 6: Final answer
    x = 756.16

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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.