Home / 1,268,489.50-1,903,014.12-370,001.56

Finding the Fourth Proportional to 1,268,489.50, 1,903,014.12 and 370,001.56

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Solution

The fourth proportional to 1,268,489.50, 1,903,014.12 and 370,001.56 is: 555,083.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,489.50 : 1,903,014.12 = 370,001.56 : x
  2. Step 2: Convert to fraction form
    1,268,489.50/1,903,014.12 = 370,001.56/x
  3. Step 3: Cross multiply
    1,268,489.50x = 1,903,014.12 × 370,001.56
  4. Step 4: Simplify right side
    1,268,489.50x = 704,118,191,218.89
  5. Step 5: Solve for x
    x = 704,118,191,218.89/1,268,489.50
  6. Step 6: Final answer
    x = 555,083.97

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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.