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Finding the Fourth Proportional to 700.92, 1,050.54 and 335.16

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Solution

The fourth proportional to 700.92, 1,050.54 and 335.16 is: 502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.92 : 1,050.54 = 335.16 : x
  2. Step 2: Convert to fraction form
    700.92/1,050.54 = 335.16/x
  3. Step 3: Cross multiply
    700.92x = 1,050.54 × 335.16
  4. Step 4: Simplify right side
    700.92x = 352,098.99
  5. Step 5: Solve for x
    x = 352,098.99/700.92
  6. Step 6: Final answer
    x = 502.34

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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.