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Finding the Fourth Proportional to 569.50, 785.53 and 373.27

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Solution

The fourth proportional to 569.50, 785.53 and 373.27 is: 514.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.50 : 785.53 = 373.27 : x
  2. Step 2: Convert to fraction form
    569.50/785.53 = 373.27/x
  3. Step 3: Cross multiply
    569.50x = 785.53 × 373.27
  4. Step 4: Simplify right side
    569.50x = 293,214.78
  5. Step 5: Solve for x
    x = 293,214.78/569.50
  6. Step 6: Final answer
    x = 514.86

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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.