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Finding the Fourth Proportional to 300,114.62, 414,126.58 and 179,239.13

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Solution

The fourth proportional to 300,114.62, 414,126.58 and 179,239.13 is: 247,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,114.62 : 414,126.58 = 179,239.13 : x
  2. Step 2: Convert to fraction form
    300,114.62/414,126.58 = 179,239.13/x
  3. Step 3: Cross multiply
    300,114.62x = 414,126.58 × 179,239.13
  4. Step 4: Simplify right side
    300,114.62x = 74,227,688,496.29
  5. Step 5: Solve for x
    x = 74,227,688,496.29/300,114.62
  6. Step 6: Final answer
    x = 247,331.13

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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.