Home / 828,239.55-1,242,323.18-259,607.68

Finding the Fourth Proportional to 828,239.55, 1,242,323.18 and 259,607.68

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Solution

The fourth proportional to 828,239.55, 1,242,323.18 and 259,607.68 is: 389,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,239.55 : 1,242,323.18 = 259,607.68 : x
  2. Step 2: Convert to fraction form
    828,239.55/1,242,323.18 = 259,607.68/x
  3. Step 3: Cross multiply
    828,239.55x = 1,242,323.18 × 259,607.68
  4. Step 4: Simplify right side
    828,239.55x = 322,516,634,166.18
  5. Step 5: Solve for x
    x = 322,516,634,166.18/828,239.55
  6. Step 6: Final answer
    x = 389,400.19

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