Home / 297,554.20-446,768.70-209,199.40

Finding the Fourth Proportional to 297,554.20, 446,768.70 and 209,199.40

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Solution

The fourth proportional to 297,554.20, 446,768.70 and 209,199.40 is: 314,106.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,554.20 : 446,768.70 = 209,199.40 : x
  2. Step 2: Convert to fraction form
    297,554.20/446,768.70 = 209,199.40/x
  3. Step 3: Cross multiply
    297,554.20x = 446,768.70 × 209,199.40
  4. Step 4: Simplify right side
    297,554.20x = 93,463,743,978.78
  5. Step 5: Solve for x
    x = 93,463,743,978.78/297,554.20
  6. Step 6: Final answer
    x = 314,106.62

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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.