Home / 800,975.45-1,201,310.06-240,009.95

Finding the Fourth Proportional to 800,975.45, 1,201,310.06 and 240,009.95

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Solution

The fourth proportional to 800,975.45, 1,201,310.06 and 240,009.95 is: 359,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,975.45 : 1,201,310.06 = 240,009.95 : x
  2. Step 2: Convert to fraction form
    800,975.45/1,201,310.06 = 240,009.95/x
  3. Step 3: Cross multiply
    800,975.45x = 1,201,310.06 × 240,009.95
  4. Step 4: Simplify right side
    800,975.45x = 288,326,369,238.32
  5. Step 5: Solve for x
    x = 288,326,369,238.32/800,975.45
  6. Step 6: Final answer
    x = 359,969.05

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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.