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Finding the Fourth Proportional to 808,537.20, 1,212,805.80 and 595,960.80

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Solution

The fourth proportional to 808,537.20, 1,212,805.80 and 595,960.80 is: 893,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,537.20 : 1,212,805.80 = 595,960.80 : x
  2. Step 2: Convert to fraction form
    808,537.20/1,212,805.80 = 595,960.80/x
  3. Step 3: Cross multiply
    808,537.20x = 1,212,805.80 × 595,960.80
  4. Step 4: Simplify right side
    808,537.20x = 722,784,714,812.64
  5. Step 5: Solve for x
    x = 722,784,714,812.64/808,537.20
  6. Step 6: Final answer
    x = 893,941.20

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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.