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Finding the Fourth Proportional to 673.16, 928.94 and 452.10

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Solution

The fourth proportional to 673.16, 928.94 and 452.10 is: 623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.16 : 928.94 = 452.10 : x
  2. Step 2: Convert to fraction form
    673.16/928.94 = 452.10/x
  3. Step 3: Cross multiply
    673.16x = 928.94 × 452.10
  4. Step 4: Simplify right side
    673.16x = 419,973.77
  5. Step 5: Solve for x
    x = 419,973.77/673.16
  6. Step 6: Final answer
    x = 623.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.