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Finding the Fourth Proportional to 848,728.26, 1,171,221.60 and 466,755

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Solution

The fourth proportional to 848,728.26, 1,171,221.60 and 466,755 is: 644,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,728.26 : 1,171,221.60 = 466,755 : x
  2. Step 2: Convert to fraction form
    848,728.26/1,171,221.60 = 466,755/x
  3. Step 3: Cross multiply
    848,728.26x = 1,171,221.60 × 466,755
  4. Step 4: Simplify right side
    848,728.26x = 546,673,537,908.00
  5. Step 5: Solve for x
    x = 546,673,537,908.00/848,728.26
  6. Step 6: Final answer
    x = 644,109.03

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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.