Home / 597,047.15-823,939.80-325,129.85

Finding the Fourth Proportional to 597,047.15, 823,939.80 and 325,129.85

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Solution

The fourth proportional to 597,047.15, 823,939.80 and 325,129.85 is: 448,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,047.15 : 823,939.80 = 325,129.85 : x
  2. Step 2: Convert to fraction form
    597,047.15/823,939.80 = 325,129.85/x
  3. Step 3: Cross multiply
    597,047.15x = 823,939.80 × 325,129.85
  4. Step 4: Simplify right side
    597,047.15x = 267,887,421,333.87
  5. Step 5: Solve for x
    x = 267,887,421,333.87/597,047.15
  6. Step 6: Final answer
    x = 448,687.21

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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.