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Finding the Fourth Proportional to 504.57, 756.93 and 157.94

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Solution

The fourth proportional to 504.57, 756.93 and 157.94 is: 236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.57 : 756.93 = 157.94 : x
  2. Step 2: Convert to fraction form
    504.57/756.93 = 157.94/x
  3. Step 3: Cross multiply
    504.57x = 756.93 × 157.94
  4. Step 4: Simplify right side
    504.57x = 119,549.52
  5. Step 5: Solve for x
    x = 119,549.52/504.57
  6. Step 6: Final answer
    x = 236.93

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Why These Related Problems?

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