Home / 825,585.00-1,236,965.77-645,600.93

Finding the Fourth Proportional to 825,585.00, 1,236,965.77 and 645,600.93

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Solution

The fourth proportional to 825,585.00, 1,236,965.77 and 645,600.93 is: 967,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,585.00 : 1,236,965.77 = 645,600.93 : x
  2. Step 2: Convert to fraction form
    825,585.00/1,236,965.77 = 645,600.93/x
  3. Step 3: Cross multiply
    825,585.00x = 1,236,965.77 × 645,600.93
  4. Step 4: Simplify right side
    825,585.00x = 798,586,249,474.30
  5. Step 5: Solve for x
    x = 798,586,249,474.30/825,585.00
  6. Step 6: Final answer
    x = 967,297.43

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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.