Home / 492,848.64-680,074.02-277,992.33

Finding the Fourth Proportional to 492,848.64, 680,074.02 and 277,992.33

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Solution

The fourth proportional to 492,848.64, 680,074.02 and 277,992.33 is: 383,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,848.64 : 680,074.02 = 277,992.33 : x
  2. Step 2: Convert to fraction form
    492,848.64/680,074.02 = 277,992.33/x
  3. Step 3: Cross multiply
    492,848.64x = 680,074.02 × 277,992.33
  4. Step 4: Simplify right side
    492,848.64x = 189,055,361,392.27
  5. Step 5: Solve for x
    x = 189,055,361,392.27/492,848.64
  6. Step 6: Final answer
    x = 383,597.21

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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.