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Finding the Fourth Proportional to 349,901.46, 483,096.42 and 269,186.58

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Solution

The fourth proportional to 349,901.46, 483,096.42 and 269,186.58 is: 371,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,901.46 : 483,096.42 = 269,186.58 : x
  2. Step 2: Convert to fraction form
    349,901.46/483,096.42 = 269,186.58/x
  3. Step 3: Cross multiply
    349,901.46x = 483,096.42 × 269,186.58
  4. Step 4: Simplify right side
    349,901.46x = 130,043,073,110.04
  5. Step 5: Solve for x
    x = 130,043,073,110.04/349,901.46
  6. Step 6: Final answer
    x = 371,656.27

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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.