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Finding the Fourth Proportional to 605.04, 903.42 and 501.36

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Solution

The fourth proportional to 605.04, 903.42 and 501.36 is: 748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.04 : 903.42 = 501.36 : x
  2. Step 2: Convert to fraction form
    605.04/903.42 = 501.36/x
  3. Step 3: Cross multiply
    605.04x = 903.42 × 501.36
  4. Step 4: Simplify right side
    605.04x = 452,938.65
  5. Step 5: Solve for x
    x = 452,938.65/605.04
  6. Step 6: Final answer
    x = 748.61

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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.