Home / 1,332,430.97-1,998,198.91-433,661.33

Finding the Fourth Proportional to 1,332,430.97, 1,998,198.91 and 433,661.33

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Solution

The fourth proportional to 1,332,430.97, 1,998,198.91 and 433,661.33 is: 650,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,430.97 : 1,998,198.91 = 433,661.33 : x
  2. Step 2: Convert to fraction form
    1,332,430.97/1,998,198.91 = 433,661.33/x
  3. Step 3: Cross multiply
    1,332,430.97x = 1,998,198.91 × 433,661.33
  4. Step 4: Simplify right side
    1,332,430.97x = 866,541,599,032.94
  5. Step 5: Solve for x
    x = 866,541,599,032.94/1,332,430.97
  6. Step 6: Final answer
    x = 650,346.34

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1.5x scale

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.