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Finding the Fourth Proportional to 458,803.80, 688,205.70 and 248,851.80

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Solution

The fourth proportional to 458,803.80, 688,205.70 and 248,851.80 is: 373,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,803.80 : 688,205.70 = 248,851.80 : x
  2. Step 2: Convert to fraction form
    458,803.80/688,205.70 = 248,851.80/x
  3. Step 3: Cross multiply
    458,803.80x = 688,205.70 × 248,851.80
  4. Step 4: Simplify right side
    458,803.80x = 171,261,227,215.26
  5. Step 5: Solve for x
    x = 171,261,227,215.26/458,803.80
  6. Step 6: Final answer
    x = 373,277.70

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