Home / 950,074.56-1,311,054.12-520,271.64

Finding the Fourth Proportional to 950,074.56, 1,311,054.12 and 520,271.64

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Solution

The fourth proportional to 950,074.56, 1,311,054.12 and 520,271.64 is: 717,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,074.56 : 1,311,054.12 = 520,271.64 : x
  2. Step 2: Convert to fraction form
    950,074.56/1,311,054.12 = 520,271.64/x
  3. Step 3: Cross multiply
    950,074.56x = 1,311,054.12 × 520,271.64
  4. Step 4: Simplify right side
    950,074.56x = 682,104,277,141.16
  5. Step 5: Solve for x
    x = 682,104,277,141.16/950,074.56
  6. Step 6: Final answer
    x = 717,948.15

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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.