Finding the Fourth Proportional to 631,044.26, 946,566.40 and 187,812.26
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Solution
The fourth proportional to 631,044.26, 946,566.40 and 187,812.26 is: 281,718.39
Step by Step Solution
- Step 1: Write the proportion equation
631,044.26 : 946,566.40 = 187,812.26 : x - Step 2: Convert to fraction form
631,044.26/946,566.40 = 187,812.26/x - Step 3: Cross multiply
631,044.26x = 946,566.40 × 187,812.26 - Step 4: Simplify right side
631,044.26x = 177,776,774,824.06 - Step 5: Solve for x
x = 177,776,774,824.06/631,044.26 - Step 6: Final answer
x = 281,718.39
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Similar ratio
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1.5x scale
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.