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Finding the Fourth Proportional to 349,908.59, 483,106.26 and 269,193.71

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Solution

The fourth proportional to 349,908.59, 483,106.26 and 269,193.71 is: 371,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,908.59 : 483,106.26 = 269,193.71 : x
  2. Step 2: Convert to fraction form
    349,908.59/483,106.26 = 269,193.71/x
  3. Step 3: Cross multiply
    349,908.59x = 483,106.26 × 269,193.71
  4. Step 4: Simplify right side
    349,908.59x = 130,049,166,453.63
  5. Step 5: Solve for x
    x = 130,049,166,453.63/349,908.59
  6. Step 6: Final answer
    x = 371,666.12

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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.