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Finding the Fourth Proportional to 567,726.30, 851,571 and 230,667.30

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Solution

The fourth proportional to 567,726.30, 851,571 and 230,667.30 is: 345,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,726.30 : 851,571 = 230,667.30 : x
  2. Step 2: Convert to fraction form
    567,726.30/851,571 = 230,667.30/x
  3. Step 3: Cross multiply
    567,726.30x = 851,571 × 230,667.30
  4. Step 4: Simplify right side
    567,726.30x = 196,429,583,328.30
  5. Step 5: Solve for x
    x = 196,429,583,328.30/567,726.30
  6. Step 6: Final answer
    x = 345,993.45

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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.