Home / 340,715.06-511,036.14-104,222.60

Finding the Fourth Proportional to 340,715.06, 511,036.14 and 104,222.60

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Solution

The fourth proportional to 340,715.06, 511,036.14 and 104,222.60 is: 156,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,715.06 : 511,036.14 = 104,222.60 : x
  2. Step 2: Convert to fraction form
    340,715.06/511,036.14 = 104,222.60/x
  3. Step 3: Cross multiply
    340,715.06x = 511,036.14 × 104,222.60
  4. Step 4: Simplify right side
    340,715.06x = 53,261,515,204.76
  5. Step 5: Solve for x
    x = 53,261,515,204.76/340,715.06
  6. Step 6: Final answer
    x = 156,322.75

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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.