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Finding the Fourth Proportional to 554.04, 766.26 and 437.18

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Solution

The fourth proportional to 554.04, 766.26 and 437.18 is: 604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.04 : 766.26 = 437.18 : x
  2. Step 2: Convert to fraction form
    554.04/766.26 = 437.18/x
  3. Step 3: Cross multiply
    554.04x = 766.26 × 437.18
  4. Step 4: Simplify right side
    554.04x = 334,989.72
  5. Step 5: Solve for x
    x = 334,989.72/554.04
  6. Step 6: Final answer
    x = 604.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.