Home / 754,144.64-1,130,976.54-248,611.40

Finding the Fourth Proportional to 754,144.64, 1,130,976.54 and 248,611.40

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Solution

The fourth proportional to 754,144.64, 1,130,976.54 and 248,611.40 is: 372,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,144.64 : 1,130,976.54 = 248,611.40 : x
  2. Step 2: Convert to fraction form
    754,144.64/1,130,976.54 = 248,611.40/x
  3. Step 3: Cross multiply
    754,144.64x = 1,130,976.54 × 248,611.40
  4. Step 4: Simplify right side
    754,144.64x = 281,173,660,976.56
  5. Step 5: Solve for x
    x = 281,173,660,976.56/754,144.64
  6. Step 6: Final answer
    x = 372,837.84

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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.