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Finding the Fourth Proportional to 808,164.56, 1,115,190.96 and 468,596

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Solution

The fourth proportional to 808,164.56, 1,115,190.96 and 468,596 is: 646,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,164.56 : 1,115,190.96 = 468,596 : x
  2. Step 2: Convert to fraction form
    808,164.56/1,115,190.96 = 468,596/x
  3. Step 3: Cross multiply
    808,164.56x = 1,115,190.96 × 468,596
  4. Step 4: Simplify right side
    808,164.56x = 522,574,023,092.16
  5. Step 5: Solve for x
    x = 522,574,023,092.16/808,164.56
  6. Step 6: Final answer
    x = 646,618.34

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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.