Home / 909,017.22-1,363,525.79-277,930.98

Finding the Fourth Proportional to 909,017.22, 1,363,525.79 and 277,930.98

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Solution

The fourth proportional to 909,017.22, 1,363,525.79 and 277,930.98 is: 416,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,017.22 : 1,363,525.79 = 277,930.98 : x
  2. Step 2: Convert to fraction form
    909,017.22/1,363,525.79 = 277,930.98/x
  3. Step 3: Cross multiply
    909,017.22x = 1,363,525.79 × 277,930.98
  4. Step 4: Simplify right side
    909,017.22x = 378,966,059,069.97
  5. Step 5: Solve for x
    x = 378,966,059,069.97/909,017.22
  6. Step 6: Final answer
    x = 416,896.46

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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.