Home / 835,140.13-1,252,790.79-236,120.83

Finding the Fourth Proportional to 835,140.13, 1,252,790.79 and 236,120.83

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Solution

The fourth proportional to 835,140.13, 1,252,790.79 and 236,120.83 is: 354,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,140.13 : 1,252,790.79 = 236,120.83 : x
  2. Step 2: Convert to fraction form
    835,140.13/1,252,790.79 = 236,120.83/x
  3. Step 3: Cross multiply
    835,140.13x = 1,252,790.79 × 236,120.83
  4. Step 4: Simplify right side
    835,140.13x = 295,810,001,151.16
  5. Step 5: Solve for x
    x = 295,810,001,151.16/835,140.13
  6. Step 6: Final answer
    x = 354,204.03

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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.