Finding the Fourth Proportional to 351,351.36, 484,865.01 and 190,206.39
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Solution
The fourth proportional to 351,351.36, 484,865.01 and 190,206.39 is: 262,484.89
Step by Step Solution
- Step 1: Write the proportion equation
351,351.36 : 484,865.01 = 190,206.39 : x - Step 2: Convert to fraction form
351,351.36/484,865.01 = 190,206.39/x - Step 3: Cross multiply
351,351.36x = 484,865.01 × 190,206.39 - Step 4: Simplify right side
351,351.36x = 92,224,423,189.41 - Step 5: Solve for x
x = 92,224,423,189.41/351,351.36 - Step 6: Final answer
x = 262,484.89
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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.