Home / 857,226.24-1,284,595.20-482,448.96

Finding the Fourth Proportional to 857,226.24, 1,284,595.20 and 482,448.96

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Solution

The fourth proportional to 857,226.24, 1,284,595.20 and 482,448.96 is: 722,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,226.24 : 1,284,595.20 = 482,448.96 : x
  2. Step 2: Convert to fraction form
    857,226.24/1,284,595.20 = 482,448.96/x
  3. Step 3: Cross multiply
    857,226.24x = 1,284,595.20 × 482,448.96
  4. Step 4: Simplify right side
    857,226.24x = 619,751,618,260.99
  5. Step 5: Solve for x
    x = 619,751,618,260.99/857,226.24
  6. Step 6: Final answer
    x = 722,973.22

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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.