Home / 731,263.35-1,096,783.74-281,918.64

Finding the Fourth Proportional to 731,263.35, 1,096,783.74 and 281,918.64

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Solution

The fourth proportional to 731,263.35, 1,096,783.74 and 281,918.64 is: 422,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,263.35 : 1,096,783.74 = 281,918.64 : x
  2. Step 2: Convert to fraction form
    731,263.35/1,096,783.74 = 281,918.64/x
  3. Step 3: Cross multiply
    731,263.35x = 1,096,783.74 × 281,918.64
  4. Step 4: Simplify right side
    731,263.35x = 309,203,780,354.91
  5. Step 5: Solve for x
    x = 309,203,780,354.91/731,263.35
  6. Step 6: Final answer
    x = 422,835.06

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1.5x scale

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.