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Finding the Fourth Proportional to 569.37, 785.97 and 373.20

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Solution

The fourth proportional to 569.37, 785.97 and 373.20 is: 515.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.37 : 785.97 = 373.20 : x
  2. Step 2: Convert to fraction form
    569.37/785.97 = 373.20/x
  3. Step 3: Cross multiply
    569.37x = 785.97 × 373.20
  4. Step 4: Simplify right side
    569.37x = 293,324.00
  5. Step 5: Solve for x
    x = 293,324.00/569.37
  6. Step 6: Final answer
    x = 515.17

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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.