Home / 297,207.90-445,251.35-230,321.07

Finding the Fourth Proportional to 297,207.90, 445,251.35 and 230,321.07

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Solution

The fourth proportional to 297,207.90, 445,251.35 and 230,321.07 is: 345,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,207.90 : 445,251.35 = 230,321.07 : x
  2. Step 2: Convert to fraction form
    297,207.90/445,251.35 = 230,321.07/x
  3. Step 3: Cross multiply
    297,207.90x = 445,251.35 × 230,321.07
  4. Step 4: Simplify right side
    297,207.90x = 102,550,766,199.34
  5. Step 5: Solve for x
    x = 102,550,766,199.34/297,207.90
  6. Step 6: Final answer
    x = 345,047.24

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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.