Home / 790,086.36-1,185,793.20-341,146.56

Finding the Fourth Proportional to 790,086.36, 1,185,793.20 and 341,146.56

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Solution

The fourth proportional to 790,086.36, 1,185,793.20 and 341,146.56 is: 512,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,086.36 : 1,185,793.20 = 341,146.56 : x
  2. Step 2: Convert to fraction form
    790,086.36/1,185,793.20 = 341,146.56/x
  3. Step 3: Cross multiply
    790,086.36x = 1,185,793.20 × 341,146.56
  4. Step 4: Simplify right side
    790,086.36x = 404,529,271,051.39
  5. Step 5: Solve for x
    x = 404,529,271,051.39/790,086.36
  6. Step 6: Final answer
    x = 512,006.40

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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.