Home / 703,096.35-1,054,670.45-361,448.21

Finding the Fourth Proportional to 703,096.35, 1,054,670.45 and 361,448.21

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Solution

The fourth proportional to 703,096.35, 1,054,670.45 and 361,448.21 is: 542,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,096.35 : 1,054,670.45 = 361,448.21 : x
  2. Step 2: Convert to fraction form
    703,096.35/1,054,670.45 = 361,448.21/x
  3. Step 3: Cross multiply
    703,096.35x = 1,054,670.45 × 361,448.21
  4. Step 4: Simplify right side
    703,096.35x = 381,208,739,211.80
  5. Step 5: Solve for x
    x = 381,208,739,211.80/703,096.35
  6. Step 6: Final answer
    x = 542,185.63

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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.