Finding the Fourth Proportional to 202,964.28, 304,727.99 and 127,862.70
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Solution
The fourth proportional to 202,964.28, 304,727.99 and 127,862.70 is: 191,971.43
Step by Step Solution
- Step 1: Write the proportion equation
202,964.28 : 304,727.99 = 127,862.70 : x - Step 2: Convert to fraction form
202,964.28/304,727.99 = 127,862.70/x - Step 3: Cross multiply
202,964.28x = 304,727.99 × 127,862.70 - Step 4: Simplify right side
202,964.28x = 38,963,343,566.97 - Step 5: Solve for x
x = 38,963,343,566.97/202,964.28 - Step 6: Final answer
x = 191,971.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.