Home / 398,018.26-597,026.02-161,360.38

Finding the Fourth Proportional to 398,018.26, 597,026.02 and 161,360.38

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Solution

The fourth proportional to 398,018.26, 597,026.02 and 161,360.38 is: 242,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,018.26 : 597,026.02 = 161,360.38 : x
  2. Step 2: Convert to fraction form
    398,018.26/597,026.02 = 161,360.38/x
  3. Step 3: Cross multiply
    398,018.26x = 597,026.02 × 161,360.38
  4. Step 4: Simplify right side
    398,018.26x = 96,336,345,457.09
  5. Step 5: Solve for x
    x = 96,336,345,457.09/398,018.26
  6. Step 6: Final answer
    x = 242,040.01

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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.