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Finding the Fourth Proportional to 703.08, 1,058.04 and 635.94

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Solution

The fourth proportional to 703.08, 1,058.04 and 635.94 is: 957.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.08 : 1,058.04 = 635.94 : x
  2. Step 2: Convert to fraction form
    703.08/1,058.04 = 635.94/x
  3. Step 3: Cross multiply
    703.08x = 1,058.04 × 635.94
  4. Step 4: Simplify right side
    703.08x = 672,849.96
  5. Step 5: Solve for x
    x = 672,849.96/703.08
  6. Step 6: Final answer
    x = 957.00

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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.