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Finding the Fourth Proportional to 1,700.12, 2,549.76 and 467.47

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Solution

The fourth proportional to 1,700.12, 2,549.76 and 467.47 is: 701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.12 : 2,549.76 = 467.47 : x
  2. Step 2: Convert to fraction form
    1,700.12/2,549.76 = 467.47/x
  3. Step 3: Cross multiply
    1,700.12x = 2,549.76 × 467.47
  4. Step 4: Simplify right side
    1,700.12x = 1,191,936.31
  5. Step 5: Solve for x
    x = 1,191,936.31/1,700.12
  6. Step 6: Final answer
    x = 701.09

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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.