Home / 948,600.04-1,422,902.49-387,634.54

Finding the Fourth Proportional to 948,600.04, 1,422,902.49 and 387,634.54

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Solution

The fourth proportional to 948,600.04, 1,422,902.49 and 387,634.54 is: 581,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,600.04 : 1,422,902.49 = 387,634.54 : x
  2. Step 2: Convert to fraction form
    948,600.04/1,422,902.49 = 387,634.54/x
  3. Step 3: Cross multiply
    948,600.04x = 1,422,902.49 × 387,634.54
  4. Step 4: Simplify right side
    948,600.04x = 551,566,152,176.01
  5. Step 5: Solve for x
    x = 551,566,152,176.01/948,600.04
  6. Step 6: Final answer
    x = 581,452.80

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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.