Home / 1,162,032.05-1,743,148.53-320,583.80

Finding the Fourth Proportional to 1,162,032.05, 1,743,148.53 and 320,583.80

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Solution

The fourth proportional to 1,162,032.05, 1,743,148.53 and 320,583.80 is: 480,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,032.05 : 1,743,148.53 = 320,583.80 : x
  2. Step 2: Convert to fraction form
    1,162,032.05/1,743,148.53 = 320,583.80/x
  3. Step 3: Cross multiply
    1,162,032.05x = 1,743,148.53 × 320,583.80
  4. Step 4: Simplify right side
    1,162,032.05x = 558,825,184,069.69
  5. Step 5: Solve for x
    x = 558,825,184,069.69/1,162,032.05
  6. Step 6: Final answer
    x = 480,903.42

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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.