Finding the Fourth Proportional to 554,324.95, 831,480.15 and 133,597.18
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Solution
The fourth proportional to 554,324.95, 831,480.15 and 133,597.18 is: 200,394.02
Step by Step Solution
- Step 1: Write the proportion equation
554,324.95 : 831,480.15 = 133,597.18 : x - Step 2: Convert to fraction form
554,324.95/831,480.15 = 133,597.18/x - Step 3: Cross multiply
554,324.95x = 831,480.15 × 133,597.18 - Step 4: Simplify right side
554,324.95x = 111,083,403,265.98 - Step 5: Solve for x
x = 111,083,403,265.98/554,324.95 - Step 6: Final answer
x = 200,394.02
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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.