Home / 994,401.70-1,491,818.55-363,314.50

Finding the Fourth Proportional to 994,401.70, 1,491,818.55 and 363,314.50

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Solution

The fourth proportional to 994,401.70, 1,491,818.55 and 363,314.50 is: 545,050.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,401.70 : 1,491,818.55 = 363,314.50 : x
  2. Step 2: Convert to fraction form
    994,401.70/1,491,818.55 = 363,314.50/x
  3. Step 3: Cross multiply
    994,401.70x = 1,491,818.55 × 363,314.50
  4. Step 4: Simplify right side
    994,401.70x = 541,999,310,583.98
  5. Step 5: Solve for x
    x = 541,999,310,583.98/994,401.70
  6. Step 6: Final answer
    x = 545,050.67

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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.