Home / 862,445.88-1,292,238.68-524,464.17

Finding the Fourth Proportional to 862,445.88, 1,292,238.68 and 524,464.17

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Solution

The fourth proportional to 862,445.88, 1,292,238.68 and 524,464.17 is: 785,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,445.88 : 1,292,238.68 = 524,464.17 : x
  2. Step 2: Convert to fraction form
    862,445.88/1,292,238.68 = 524,464.17/x
  3. Step 3: Cross multiply
    862,445.88x = 1,292,238.68 × 524,464.17
  4. Step 4: Simplify right side
    862,445.88x = 677,732,882,229.99
  5. Step 5: Solve for x
    x = 677,732,882,229.99/862,445.88
  6. Step 6: Final answer
    x = 785,826.56

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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.