Home / 1,308,074.34-1,962,112.43-361,445.97

Finding the Fourth Proportional to 1,308,074.34, 1,962,112.43 and 361,445.97

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Solution

The fourth proportional to 1,308,074.34, 1,962,112.43 and 361,445.97 is: 542,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,074.34 : 1,962,112.43 = 361,445.97 : x
  2. Step 2: Convert to fraction form
    1,308,074.34/1,962,112.43 = 361,445.97/x
  3. Step 3: Cross multiply
    1,308,074.34x = 1,962,112.43 × 361,445.97
  4. Step 4: Simplify right side
    1,308,074.34x = 709,197,628,703.18
  5. Step 5: Solve for x
    x = 709,197,628,703.18/1,308,074.34
  6. Step 6: Final answer
    x = 542,169.21

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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.