Home / 1,230,668.40-1,845,915-332,161.32

Finding the Fourth Proportional to 1,230,668.40, 1,845,915 and 332,161.32

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Solution

The fourth proportional to 1,230,668.40, 1,845,915 and 332,161.32 is: 498,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,668.40 : 1,845,915 = 332,161.32 : x
  2. Step 2: Convert to fraction form
    1,230,668.40/1,845,915 = 332,161.32/x
  3. Step 3: Cross multiply
    1,230,668.40x = 1,845,915 × 332,161.32
  4. Step 4: Simplify right side
    1,230,668.40x = 613,141,563,007.80
  5. Step 5: Solve for x
    x = 613,141,563,007.80/1,230,668.40
  6. Step 6: Final answer
    x = 498,218.34

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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.