Home / 751,144.08-1,125,928.78-277,527.36

Finding the Fourth Proportional to 751,144.08, 1,125,928.78 and 277,527.36

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Solution

The fourth proportional to 751,144.08, 1,125,928.78 and 277,527.36 is: 416,000.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,144.08 : 1,125,928.78 = 277,527.36 : x
  2. Step 2: Convert to fraction form
    751,144.08/1,125,928.78 = 277,527.36/x
  3. Step 3: Cross multiply
    751,144.08x = 1,125,928.78 × 277,527.36
  4. Step 4: Simplify right side
    751,144.08x = 312,476,041,861.42
  5. Step 5: Solve for x
    x = 312,476,041,861.42/751,144.08
  6. Step 6: Final answer
    x = 416,000.14

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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.