Home / 948,599.76-1,422,902.04-387,634.32

Finding the Fourth Proportional to 948,599.76, 1,422,902.04 and 387,634.32

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Solution

The fourth proportional to 948,599.76, 1,422,902.04 and 387,634.32 is: 581,452.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,599.76 : 1,422,902.04 = 387,634.32 : x
  2. Step 2: Convert to fraction form
    948,599.76/1,422,902.04 = 387,634.32/x
  3. Step 3: Cross multiply
    948,599.76x = 1,422,902.04 × 387,634.32
  4. Step 4: Simplify right side
    948,599.76x = 551,565,664,702.01
  5. Step 5: Solve for x
    x = 551,565,664,702.01/948,599.76
  6. Step 6: Final answer
    x = 581,452.46

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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.