Home / 996,636.18-1,494,900.66-490,692.78

Finding the Fourth Proportional to 996,636.18, 1,494,900.66 and 490,692.78

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Solution

The fourth proportional to 996,636.18, 1,494,900.66 and 490,692.78 is: 736,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,636.18 : 1,494,900.66 = 490,692.78 : x
  2. Step 2: Convert to fraction form
    996,636.18/1,494,900.66 = 490,692.78/x
  3. Step 3: Cross multiply
    996,636.18x = 1,494,900.66 × 490,692.78
  4. Step 4: Simplify right side
    996,636.18x = 733,536,960,679.24
  5. Step 5: Solve for x
    x = 733,536,960,679.24/996,636.18
  6. Step 6: Final answer
    x = 736,012.78

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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.