Home / 825,567.88-1,139,296.50-463,072.20

Finding the Fourth Proportional to 825,567.88, 1,139,296.50 and 463,072.20

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Solution

The fourth proportional to 825,567.88, 1,139,296.50 and 463,072.20 is: 639,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,567.88 : 1,139,296.50 = 463,072.20 : x
  2. Step 2: Convert to fraction form
    825,567.88/1,139,296.50 = 463,072.20/x
  3. Step 3: Cross multiply
    825,567.88x = 1,139,296.50 × 463,072.20
  4. Step 4: Simplify right side
    825,567.88x = 527,576,536,707.30
  5. Step 5: Solve for x
    x = 527,576,536,707.30/825,567.88
  6. Step 6: Final answer
    x = 639,046.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.