Home / 651,399.20-977,098.80-540,807.20

Finding the Fourth Proportional to 651,399.20, 977,098.80 and 540,807.20

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Solution

The fourth proportional to 651,399.20, 977,098.80 and 540,807.20 is: 811,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,399.20 : 977,098.80 = 540,807.20 : x
  2. Step 2: Convert to fraction form
    651,399.20/977,098.80 = 540,807.20/x
  3. Step 3: Cross multiply
    651,399.20x = 977,098.80 × 540,807.20
  4. Step 4: Simplify right side
    651,399.20x = 528,422,066,151.36
  5. Step 5: Solve for x
    x = 528,422,066,151.36/651,399.20
  6. Step 6: Final answer
    x = 811,210.80

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