Home / 992,305.04-1,488,466.80-318,387.80

Finding the Fourth Proportional to 992,305.04, 1,488,466.80 and 318,387.80

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Solution

The fourth proportional to 992,305.04, 1,488,466.80 and 318,387.80 is: 477,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,305.04 : 1,488,466.80 = 318,387.80 : x
  2. Step 2: Convert to fraction form
    992,305.04/1,488,466.80 = 318,387.80/x
  3. Step 3: Cross multiply
    992,305.04x = 1,488,466.80 × 318,387.80
  4. Step 4: Simplify right side
    992,305.04x = 473,909,669,825.04
  5. Step 5: Solve for x
    x = 473,909,669,825.04/992,305.04
  6. Step 6: Final answer
    x = 477,584.66

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