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Finding the Fourth Proportional to 504.16, 756.24 and 157.58

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Solution

The fourth proportional to 504.16, 756.24 and 157.58 is: 236.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.16 : 756.24 = 157.58 : x
  2. Step 2: Convert to fraction form
    504.16/756.24 = 157.58/x
  3. Step 3: Cross multiply
    504.16x = 756.24 × 157.58
  4. Step 4: Simplify right side
    504.16x = 119,166.76
  5. Step 5: Solve for x
    x = 119,166.76/504.16
  6. Step 6: Final answer
    x = 236.37

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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.