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Finding the Fourth Proportional to 730.65, 1,095.36 and 600.66

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Solution

The fourth proportional to 730.65, 1,095.36 and 600.66 is: 900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.65 : 1,095.36 = 600.66 : x
  2. Step 2: Convert to fraction form
    730.65/1,095.36 = 600.66/x
  3. Step 3: Cross multiply
    730.65x = 1,095.36 × 600.66
  4. Step 4: Simplify right side
    730.65x = 657,938.94
  5. Step 5: Solve for x
    x = 657,938.94/730.65
  6. Step 6: Final answer
    x = 900.48

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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.