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Finding the Fourth Proportional to 300,666.94, 414,908.22 and 179,874.98

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Solution

The fourth proportional to 300,666.94, 414,908.22 and 179,874.98 is: 248,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,666.94 : 414,908.22 = 179,874.98 : x
  2. Step 2: Convert to fraction form
    300,666.94/414,908.22 = 179,874.98/x
  3. Step 3: Cross multiply
    300,666.94x = 414,908.22 × 179,874.98
  4. Step 4: Simplify right side
    300,666.94x = 74,631,607,930.23
  5. Step 5: Solve for x
    x = 74,631,607,930.23/300,666.94
  6. Step 6: Final answer
    x = 248,220.20

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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.