Home / 841,942.24-1,263,052.88-281,148.64

Finding the Fourth Proportional to 841,942.24, 1,263,052.88 and 281,148.64

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Solution

The fourth proportional to 841,942.24, 1,263,052.88 and 281,148.64 is: 421,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,942.24 : 1,263,052.88 = 281,148.64 : x
  2. Step 2: Convert to fraction form
    841,942.24/1,263,052.88 = 281,148.64/x
  3. Step 3: Cross multiply
    841,942.24x = 1,263,052.88 × 281,148.64
  4. Step 4: Simplify right side
    841,942.24x = 355,105,599,460.08
  5. Step 5: Solve for x
    x = 355,105,599,460.08/841,942.24
  6. Step 6: Final answer
    x = 421,769.55

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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.