Home / 999,704.71-1,499,619.38-400,588.02

Finding the Fourth Proportional to 999,704.71, 1,499,619.38 and 400,588.02

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Solution

The fourth proportional to 999,704.71, 1,499,619.38 and 400,588.02 is: 600,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,704.71 : 1,499,619.38 = 400,588.02 : x
  2. Step 2: Convert to fraction form
    999,704.71/1,499,619.38 = 400,588.02/x
  3. Step 3: Cross multiply
    999,704.71x = 1,499,619.38 × 400,588.02
  4. Step 4: Simplify right side
    999,704.71x = 600,729,558,187.83
  5. Step 5: Solve for x
    x = 600,729,558,187.83/999,704.71
  6. Step 6: Final answer
    x = 600,907.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.