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Finding the Fourth Proportional to 662,404.60, 993,606.90 and 633,374.20

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Solution

The fourth proportional to 662,404.60, 993,606.90 and 633,374.20 is: 950,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,404.60 : 993,606.90 = 633,374.20 : x
  2. Step 2: Convert to fraction form
    662,404.60/993,606.90 = 633,374.20/x
  3. Step 3: Cross multiply
    662,404.60x = 993,606.90 × 633,374.20
  4. Step 4: Simplify right side
    662,404.60x = 629,324,975,401.98
  5. Step 5: Solve for x
    x = 629,324,975,401.98/662,404.60
  6. Step 6: Final answer
    x = 950,061.30

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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.