Home / 958,074.80-1,322,098.74-549,889.36

Finding the Fourth Proportional to 958,074.80, 1,322,098.74 and 549,889.36

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Solution

The fourth proportional to 958,074.80, 1,322,098.74 and 549,889.36 is: 758,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,074.80 : 1,322,098.74 = 549,889.36 : x
  2. Step 2: Convert to fraction form
    958,074.80/1,322,098.74 = 549,889.36/x
  3. Step 3: Cross multiply
    958,074.80x = 1,322,098.74 × 549,889.36
  4. Step 4: Simplify right side
    958,074.80x = 727,008,026,690.16
  5. Step 5: Solve for x
    x = 727,008,026,690.16/958,074.80
  6. Step 6: Final answer
    x = 758,821.79

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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.