Home / 792,954.58-1,092,768.88-778,381.06

Finding the Fourth Proportional to 792,954.58, 1,092,768.88 and 778,381.06

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Solution

The fourth proportional to 792,954.58, 1,092,768.88 and 778,381.06 is: 1,072,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,954.58 : 1,092,768.88 = 778,381.06 : x
  2. Step 2: Convert to fraction form
    792,954.58/1,092,768.88 = 778,381.06/x
  3. Step 3: Cross multiply
    792,954.58x = 1,092,768.88 × 778,381.06
  4. Step 4: Simplify right side
    792,954.58x = 850,590,599,149.41
  5. Step 5: Solve for x
    x = 850,590,599,149.41/792,954.58
  6. Step 6: Final answer
    x = 1,072,685.15

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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.