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Finding the Fourth Proportional to 504.23, 751.48 and 499.97

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Solution

The fourth proportional to 504.23, 751.48 and 499.97 is: 745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.23 : 751.48 = 499.97 : x
  2. Step 2: Convert to fraction form
    504.23/751.48 = 499.97/x
  3. Step 3: Cross multiply
    504.23x = 751.48 × 499.97
  4. Step 4: Simplify right side
    504.23x = 375,718.08
  5. Step 5: Solve for x
    x = 375,718.08/504.23
  6. Step 6: Final answer
    x = 745.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.