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Finding the Fourth Proportional to 554.06, 835 and 499.29

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Solution

The fourth proportional to 554.06, 835 and 499.29 is: 752.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.06 : 835 = 499.29 : x
  2. Step 2: Convert to fraction form
    554.06/835 = 499.29/x
  3. Step 3: Cross multiply
    554.06x = 835 × 499.29
  4. Step 4: Simplify right side
    554.06x = 416,907.15
  5. Step 5: Solve for x
    x = 416,907.15/554.06
  6. Step 6: Final answer
    x = 752.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.