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Finding the Fourth Proportional to 567.04, 782.68 and 360.16

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Solution

The fourth proportional to 567.04, 782.68 and 360.16 is: 497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.04 : 782.68 = 360.16 : x
  2. Step 2: Convert to fraction form
    567.04/782.68 = 360.16/x
  3. Step 3: Cross multiply
    567.04x = 782.68 × 360.16
  4. Step 4: Simplify right side
    567.04x = 281,890.03
  5. Step 5: Solve for x
    x = 281,890.03/567.04
  6. Step 6: Final answer
    x = 497.13

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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.