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Finding the Fourth Proportional to 569,662.54, 785,508.31 and 365,636.39

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Solution

The fourth proportional to 569,662.54, 785,508.31 and 365,636.39 is: 504,176.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,662.54 : 785,508.31 = 365,636.39 : x
  2. Step 2: Convert to fraction form
    569,662.54/785,508.31 = 365,636.39/x
  3. Step 3: Cross multiply
    569,662.54x = 785,508.31 × 365,636.39
  4. Step 4: Simplify right side
    569,662.54x = 287,210,419,905.54
  5. Step 5: Solve for x
    x = 287,210,419,905.54/569,662.54
  6. Step 6: Final answer
    x = 504,176.42

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1.5x scale

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.