Home / 1,076,250.78-1,613,268.63-477,493.92

Finding the Fourth Proportional to 1,076,250.78, 1,613,268.63 and 477,493.92

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Solution

The fourth proportional to 1,076,250.78, 1,613,268.63 and 477,493.92 is: 715,749.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,250.78 : 1,613,268.63 = 477,493.92 : x
  2. Step 2: Convert to fraction form
    1,076,250.78/1,613,268.63 = 477,493.92/x
  3. Step 3: Cross multiply
    1,076,250.78x = 1,613,268.63 × 477,493.92
  4. Step 4: Simplify right side
    1,076,250.78x = 770,325,962,151.73
  5. Step 5: Solve for x
    x = 770,325,962,151.73/1,076,250.78
  6. Step 6: Final answer
    x = 715,749.50

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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.