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Finding the Fourth Proportional to 296,899.40, 445,446.84 and 197,450.84

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Solution

The fourth proportional to 296,899.40, 445,446.84 and 197,450.84 is: 296,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,899.40 : 445,446.84 = 197,450.84 : x
  2. Step 2: Convert to fraction form
    296,899.40/445,446.84 = 197,450.84/x
  3. Step 3: Cross multiply
    296,899.40x = 445,446.84 × 197,450.84
  4. Step 4: Simplify right side
    296,899.40x = 87,953,852,733.35
  5. Step 5: Solve for x
    x = 87,953,852,733.35/296,899.40
  6. Step 6: Final answer
    x = 296,241.26

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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.