Home / 1,076,481.58-1,613,613.38-477,724.72

Finding the Fourth Proportional to 1,076,481.58, 1,613,613.38 and 477,724.72

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Solution

The fourth proportional to 1,076,481.58, 1,613,613.38 and 477,724.72 is: 716,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,481.58 : 1,613,613.38 = 477,724.72 : x
  2. Step 2: Convert to fraction form
    1,076,481.58/1,613,613.38 = 477,724.72/x
  3. Step 3: Cross multiply
    1,076,481.58x = 1,613,613.38 × 477,724.72
  4. Step 4: Simplify right side
    1,076,481.58x = 770,863,000,148.75
  5. Step 5: Solve for x
    x = 770,863,000,148.75/1,076,481.58
  6. Step 6: Final answer
    x = 716,094.93

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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.