Home / 1,076,255.70-1,613,275.74-477,498.84

Finding the Fourth Proportional to 1,076,255.70, 1,613,275.74 and 477,498.84

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Solution

The fourth proportional to 1,076,255.70, 1,613,275.74 and 477,498.84 is: 715,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,255.70 : 1,613,275.74 = 477,498.84 : x
  2. Step 2: Convert to fraction form
    1,076,255.70/1,613,275.74 = 477,498.84/x
  3. Step 3: Cross multiply
    1,076,255.70x = 1,613,275.74 × 477,498.84
  4. Step 4: Simplify right side
    1,076,255.70x = 770,337,294,450.14
  5. Step 5: Solve for x
    x = 770,337,294,450.14/1,076,255.70
  6. Step 6: Final answer
    x = 715,756.76

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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.