Home / 676,494.75-1,014,825.56-221,075.22

Finding the Fourth Proportional to 676,494.75, 1,014,825.56 and 221,075.22

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Solution

The fourth proportional to 676,494.75, 1,014,825.56 and 221,075.22 is: 331,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,494.75 : 1,014,825.56 = 221,075.22 : x
  2. Step 2: Convert to fraction form
    676,494.75/1,014,825.56 = 221,075.22/x
  3. Step 3: Cross multiply
    676,494.75x = 1,014,825.56 × 221,075.22
  4. Step 4: Simplify right side
    676,494.75x = 224,352,782,833.25
  5. Step 5: Solve for x
    x = 224,352,782,833.25/676,494.75
  6. Step 6: Final answer
    x = 331,640.09

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1.5x scale

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.