Finding the Fourth Proportional to 942,224.28, 1,413,344.14 and 268,304.75
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Solution
The fourth proportional to 942,224.28, 1,413,344.14 and 268,304.75 is: 402,459.32
Step by Step Solution
- Step 1: Write the proportion equation
942,224.28 : 1,413,344.14 = 268,304.75 : x - Step 2: Convert to fraction form
942,224.28/1,413,344.14 = 268,304.75/x - Step 3: Cross multiply
942,224.28x = 1,413,344.14 × 268,304.75 - Step 4: Simplify right side
942,224.28x = 379,206,946,146.67 - Step 5: Solve for x
x = 379,206,946,146.67/942,224.28 - Step 6: Final answer
x = 402,459.32
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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.