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Finding the Fourth Proportional to 301,002.70, 451,504.05 and 301,002.70

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Solution

The fourth proportional to 301,002.70, 451,504.05 and 301,002.70 is: 451,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,002.70 : 451,504.05 = 301,002.70 : x
  2. Step 2: Convert to fraction form
    301,002.70/451,504.05 = 301,002.70/x
  3. Step 3: Cross multiply
    301,002.70x = 451,504.05 × 301,002.70
  4. Step 4: Simplify right side
    301,002.70x = 135,903,938,110.94
  5. Step 5: Solve for x
    x = 135,903,938,110.94/301,002.70
  6. Step 6: Final answer
    x = 451,504.05

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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.