Home / 449,884.86-674,828.57-130,062.76

Finding the Fourth Proportional to 449,884.86, 674,828.57 and 130,062.76

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Solution

The fourth proportional to 449,884.86, 674,828.57 and 130,062.76 is: 195,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,884.86 : 674,828.57 = 130,062.76 : x
  2. Step 2: Convert to fraction form
    449,884.86/674,828.57 = 130,062.76/x
  3. Step 3: Cross multiply
    449,884.86x = 674,828.57 × 130,062.76
  4. Step 4: Simplify right side
    449,884.86x = 87,770,066,341.05
  5. Step 5: Solve for x
    x = 87,770,066,341.05/449,884.86
  6. Step 6: Final answer
    x = 195,094.51

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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.