Finding the Fourth Proportional to 239,058.27, 356,838.36 and 210,683.62
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Solution
The fourth proportional to 239,058.27, 356,838.36 and 210,683.62 is: 314,483.99
Step by Step Solution
- Step 1: Write the proportion equation
239,058.27 : 356,838.36 = 210,683.62 : x - Step 2: Convert to fraction form
239,058.27/356,838.36 = 210,683.62/x - Step 3: Cross multiply
239,058.27x = 356,838.36 × 210,683.62 - Step 4: Simplify right side
239,058.27x = 75,179,997,439.66 - Step 5: Solve for x
x = 75,179,997,439.66/239,058.27 - Step 6: Final answer
x = 314,483.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.