Home / 949,321.37-1,310,058.72-513,738.41

Finding the Fourth Proportional to 949,321.37, 1,310,058.72 and 513,738.41

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Solution

The fourth proportional to 949,321.37, 1,310,058.72 and 513,738.41 is: 708,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,321.37 : 1,310,058.72 = 513,738.41 : x
  2. Step 2: Convert to fraction form
    949,321.37/1,310,058.72 = 513,738.41/x
  3. Step 3: Cross multiply
    949,321.37x = 1,310,058.72 × 513,738.41
  4. Step 4: Simplify right side
    949,321.37x = 673,027,477,269.14
  5. Step 5: Solve for x
    x = 673,027,477,269.14/949,321.37
  6. Step 6: Final answer
    x = 708,956.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.