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Finding the Fourth Proportional to 349,033.56, 481,686.88 and 262,840.47

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Solution

The fourth proportional to 349,033.56, 481,686.88 and 262,840.47 is: 362,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,033.56 : 481,686.88 = 262,840.47 : x
  2. Step 2: Convert to fraction form
    349,033.56/481,686.88 = 262,840.47/x
  3. Step 3: Cross multiply
    349,033.56x = 481,686.88 × 262,840.47
  4. Step 4: Simplify right side
    349,033.56x = 126,606,803,523.60
  5. Step 5: Solve for x
    x = 126,606,803,523.60/349,033.56
  6. Step 6: Final answer
    x = 362,735.34

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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.