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Finding the Fourth Proportional to 730.46, 1,096.47 and 652.94

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Solution

The fourth proportional to 730.46, 1,096.47 and 652.94 is: 980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.46 : 1,096.47 = 652.94 : x
  2. Step 2: Convert to fraction form
    730.46/1,096.47 = 652.94/x
  3. Step 3: Cross multiply
    730.46x = 1,096.47 × 652.94
  4. Step 4: Simplify right side
    730.46x = 715,929.12
  5. Step 5: Solve for x
    x = 715,929.12/730.46
  6. Step 6: Final answer
    x = 980.11

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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.