Home / 297,328.48-445,975.44-217,447.36

Finding the Fourth Proportional to 297,328.48, 445,975.44 and 217,447.36

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Solution

The fourth proportional to 297,328.48, 445,975.44 and 217,447.36 is: 326,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,328.48 : 445,975.44 = 217,447.36 : x
  2. Step 2: Convert to fraction form
    297,328.48/445,975.44 = 217,447.36/x
  3. Step 3: Cross multiply
    297,328.48x = 445,975.44 × 217,447.36
  4. Step 4: Simplify right side
    297,328.48x = 96,976,182,052.84
  5. Step 5: Solve for x
    x = 96,976,182,052.84/297,328.48
  6. Step 6: Final answer
    x = 326,158.40

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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.