Home / 408,112.63-563,352.37-272,096.96

Finding the Fourth Proportional to 408,112.63, 563,352.37 and 272,096.96

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Solution

The fourth proportional to 408,112.63, 563,352.37 and 272,096.96 is: 375,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,112.63 : 563,352.37 = 272,096.96 : x
  2. Step 2: Convert to fraction form
    408,112.63/563,352.37 = 272,096.96/x
  3. Step 3: Cross multiply
    408,112.63x = 563,352.37 × 272,096.96
  4. Step 4: Simplify right side
    408,112.63x = 153,286,463,788.79
  5. Step 5: Solve for x
    x = 153,286,463,788.79/408,112.63
  6. Step 6: Final answer
    x = 375,598.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.