Home / 340,897.18-511,496.38-178,752.50

Finding the Fourth Proportional to 340,897.18, 511,496.38 and 178,752.50

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Solution

The fourth proportional to 340,897.18, 511,496.38 and 178,752.50 is: 268,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,897.18 : 511,496.38 = 178,752.50 : x
  2. Step 2: Convert to fraction form
    340,897.18/511,496.38 = 178,752.50/x
  3. Step 3: Cross multiply
    340,897.18x = 511,496.38 × 178,752.50
  4. Step 4: Simplify right side
    340,897.18x = 91,431,256,665.95
  5. Step 5: Solve for x
    x = 91,431,256,665.95/340,897.18
  6. Step 6: Final answer
    x = 268,207.73

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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.