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Finding the Fourth Proportional to 569,081.40, 853,670.70 and 195,104.40

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Solution

The fourth proportional to 569,081.40, 853,670.70 and 195,104.40 is: 292,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,081.40 : 853,670.70 = 195,104.40 : x
  2. Step 2: Convert to fraction form
    569,081.40/853,670.70 = 195,104.40/x
  3. Step 3: Cross multiply
    569,081.40x = 853,670.70 × 195,104.40
  4. Step 4: Simplify right side
    569,081.40x = 166,554,909,721.08
  5. Step 5: Solve for x
    x = 166,554,909,721.08/569,081.40
  6. Step 6: Final answer
    x = 292,673.26

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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.