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Finding the Fourth Proportional to 349,907.35, 483,104.55 and 269,192.47

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Solution

The fourth proportional to 349,907.35, 483,104.55 and 269,192.47 is: 371,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,907.35 : 483,104.55 = 269,192.47 : x
  2. Step 2: Convert to fraction form
    349,907.35/483,104.55 = 269,192.47/x
  3. Step 3: Cross multiply
    349,907.35x = 483,104.55 × 269,192.47
  4. Step 4: Simplify right side
    349,907.35x = 130,048,107,082.74
  5. Step 5: Solve for x
    x = 130,048,107,082.74/349,907.35
  6. Step 6: Final answer
    x = 371,664.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.