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Finding the Fourth Proportional to 567.10, 782.48 and 334.10

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Solution

The fourth proportional to 567.10, 782.48 and 334.10 is: 460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.10 : 782.48 = 334.10 : x
  2. Step 2: Convert to fraction form
    567.10/782.48 = 334.10/x
  3. Step 3: Cross multiply
    567.10x = 782.48 × 334.10
  4. Step 4: Simplify right side
    567.10x = 261,426.57
  5. Step 5: Solve for x
    x = 261,426.57/567.10
  6. Step 6: Final answer
    x = 460.99

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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.