Finding the Fourth Proportional to 341,415.63, 470,964.51 and 239,593.05
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Solution
The fourth proportional to 341,415.63, 470,964.51 and 239,593.05 is: 330,505.73
Step by Step Solution
- Step 1: Write the proportion equation
341,415.63 : 470,964.51 = 239,593.05 : x - Step 2: Convert to fraction form
341,415.63/470,964.51 = 239,593.05/x - Step 3: Cross multiply
341,415.63x = 470,964.51 × 239,593.05 - Step 4: Simplify right side
341,415.63x = 112,839,823,392.66 - Step 5: Solve for x
x = 112,839,823,392.66/341,415.63 - Step 6: Final answer
x = 330,505.73
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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.