Home / 1,294,809.80-1,942,044.60-396,341.60

Finding the Fourth Proportional to 1,294,809.80, 1,942,044.60 and 396,341.60

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Solution

The fourth proportional to 1,294,809.80, 1,942,044.60 and 396,341.60 is: 594,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,809.80 : 1,942,044.60 = 396,341.60 : x
  2. Step 2: Convert to fraction form
    1,294,809.80/1,942,044.60 = 396,341.60/x
  3. Step 3: Cross multiply
    1,294,809.80x = 1,942,044.60 × 396,341.60
  4. Step 4: Simplify right side
    1,294,809.80x = 769,713,064,035.36
  5. Step 5: Solve for x
    x = 769,713,064,035.36/1,294,809.80
  6. Step 6: Final answer
    x = 594,460.33

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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.