Home / 1,162,030.80-1,743,146.66-320,582.55

Finding the Fourth Proportional to 1,162,030.80, 1,743,146.66 and 320,582.55

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Solution

The fourth proportional to 1,162,030.80, 1,743,146.66 and 320,582.55 is: 480,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,030.80 : 1,743,146.66 = 320,582.55 : x
  2. Step 2: Convert to fraction form
    1,162,030.80/1,743,146.66 = 320,582.55/x
  3. Step 3: Cross multiply
    1,162,030.80x = 1,743,146.66 × 320,582.55
  4. Step 4: Simplify right side
    1,162,030.80x = 558,822,401,286.78
  5. Step 5: Solve for x
    x = 558,822,401,286.78/1,162,030.80
  6. Step 6: Final answer
    x = 480,901.54

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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.