Home / 675,302.68-1,012,579.86-276,223.60

Finding the Fourth Proportional to 675,302.68, 1,012,579.86 and 276,223.60

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Solution

The fourth proportional to 675,302.68, 1,012,579.86 and 276,223.60 is: 414,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,302.68 : 1,012,579.86 = 276,223.60 : x
  2. Step 2: Convert to fraction form
    675,302.68/1,012,579.86 = 276,223.60/x
  3. Step 3: Cross multiply
    675,302.68x = 1,012,579.86 × 276,223.60
  4. Step 4: Simplify right side
    675,302.68x = 279,698,454,216.70
  5. Step 5: Solve for x
    x = 279,698,454,216.70/675,302.68
  6. Step 6: Final answer
    x = 414,182.35

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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.