Home / 941,015.90-1,298,583.24-511,299.12

Finding the Fourth Proportional to 941,015.90, 1,298,583.24 and 511,299.12

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Solution

The fourth proportional to 941,015.90, 1,298,583.24 and 511,299.12 is: 705,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,015.90 : 1,298,583.24 = 511,299.12 : x
  2. Step 2: Convert to fraction form
    941,015.90/1,298,583.24 = 511,299.12/x
  3. Step 3: Cross multiply
    941,015.90x = 1,298,583.24 × 511,299.12
  4. Step 4: Simplify right side
    941,015.90x = 663,964,467,858.75
  5. Step 5: Solve for x
    x = 663,964,467,858.75/941,015.90
  6. Step 6: Final answer
    x = 705,582.63

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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.