Home / 903,274.56-1,354,912.87-304,185.55

Finding the Fourth Proportional to 903,274.56, 1,354,912.87 and 304,185.55

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Solution

The fourth proportional to 903,274.56, 1,354,912.87 and 304,185.55 is: 456,278.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,274.56 : 1,354,912.87 = 304,185.55 : x
  2. Step 2: Convert to fraction form
    903,274.56/1,354,912.87 = 304,185.55/x
  3. Step 3: Cross multiply
    903,274.56x = 1,354,912.87 × 304,185.55
  4. Step 4: Simplify right side
    903,274.56x = 412,144,919,336.78
  5. Step 5: Solve for x
    x = 412,144,919,336.78/903,274.56
  6. Step 6: Final answer
    x = 456,278.67

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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.