Home / 975,069.18-1,462,786.83-442,627.56

Finding the Fourth Proportional to 975,069.18, 1,462,786.83 and 442,627.56

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Solution

The fourth proportional to 975,069.18, 1,462,786.83 and 442,627.56 is: 664,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,069.18 : 1,462,786.83 = 442,627.56 : x
  2. Step 2: Convert to fraction form
    975,069.18/1,462,786.83 = 442,627.56/x
  3. Step 3: Cross multiply
    975,069.18x = 1,462,786.83 × 442,627.56
  4. Step 4: Simplify right side
    975,069.18x = 647,469,765,363.04
  5. Step 5: Solve for x
    x = 647,469,765,363.04/975,069.18
  6. Step 6: Final answer
    x = 664,024.44

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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.