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Finding the Fourth Proportional to 848,638.62, 1,171,129.59 and 466,668

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Solution

The fourth proportional to 848,638.62, 1,171,129.59 and 466,668 is: 644,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,638.62 : 1,171,129.59 = 466,668 : x
  2. Step 2: Convert to fraction form
    848,638.62/1,171,129.59 = 466,668/x
  3. Step 3: Cross multiply
    848,638.62x = 1,171,129.59 × 466,668
  4. Step 4: Simplify right side
    848,638.62x = 546,528,703,506.12
  5. Step 5: Solve for x
    x = 546,528,703,506.12/848,638.62
  6. Step 6: Final answer
    x = 644,006.40

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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.