Home / 909,044.87-1,363,588.07-269,336.60

Finding the Fourth Proportional to 909,044.87, 1,363,588.07 and 269,336.60

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Solution

The fourth proportional to 909,044.87, 1,363,588.07 and 269,336.60 is: 404,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,044.87 : 1,363,588.07 = 269,336.60 : x
  2. Step 2: Convert to fraction form
    909,044.87/1,363,588.07 = 269,336.60/x
  3. Step 3: Cross multiply
    909,044.87x = 1,363,588.07 × 269,336.60
  4. Step 4: Simplify right side
    909,044.87x = 367,264,171,523.19
  5. Step 5: Solve for x
    x = 367,264,171,523.19/909,044.87
  6. Step 6: Final answer
    x = 404,011.05

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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.