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Finding the Fourth Proportional to 569,039.44, 853,550.64 and 169,681.90

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Solution

The fourth proportional to 569,039.44, 853,550.64 and 169,681.90 is: 254,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,039.44 : 853,550.64 = 169,681.90 : x
  2. Step 2: Convert to fraction form
    569,039.44/853,550.64 = 169,681.90/x
  3. Step 3: Cross multiply
    569,039.44x = 853,550.64 × 169,681.90
  4. Step 4: Simplify right side
    569,039.44x = 144,832,094,341.42
  5. Step 5: Solve for x
    x = 144,832,094,341.42/569,039.44
  6. Step 6: Final answer
    x = 254,520.31

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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.