Home / 909,233.94-1,363,801.46-278,147.74

Finding the Fourth Proportional to 909,233.94, 1,363,801.46 and 278,147.74

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Solution

The fourth proportional to 909,233.94, 1,363,801.46 and 278,147.74 is: 417,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,233.94 : 1,363,801.46 = 278,147.74 : x
  2. Step 2: Convert to fraction form
    909,233.94/1,363,801.46 = 278,147.74/x
  3. Step 3: Cross multiply
    909,233.94x = 1,363,801.46 × 278,147.74
  4. Step 4: Simplify right side
    909,233.94x = 379,338,293,907.70
  5. Step 5: Solve for x
    x = 379,338,293,907.70/909,233.94
  6. Step 6: Final answer
    x = 417,206.48

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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.