Home / 989,855.20-1,483,798.65-456,445.90

Finding the Fourth Proportional to 989,855.20, 1,483,798.65 and 456,445.90

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Solution

The fourth proportional to 989,855.20, 1,483,798.65 and 456,445.90 is: 684,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,855.20 : 1,483,798.65 = 456,445.90 : x
  2. Step 2: Convert to fraction form
    989,855.20/1,483,798.65 = 456,445.90/x
  3. Step 3: Cross multiply
    989,855.20x = 1,483,798.65 × 456,445.90
  4. Step 4: Simplify right side
    989,855.20x = 677,273,810,218.04
  5. Step 5: Solve for x
    x = 677,273,810,218.04/989,855.20
  6. Step 6: Final answer
    x = 684,215.03

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