Finding the Fourth Proportional to 554,442.77, 831,538.68 and 254,635.14
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Solution
The fourth proportional to 554,442.77, 831,538.68 and 254,635.14 is: 381,895.09
Step by Step Solution
- Step 1: Write the proportion equation
554,442.77 : 831,538.68 = 254,635.14 : x - Step 2: Convert to fraction form
554,442.77/831,538.68 = 254,635.14/x - Step 3: Cross multiply
554,442.77x = 831,538.68 × 254,635.14 - Step 4: Simplify right side
554,442.77x = 211,738,968,197.22 - Step 5: Solve for x
x = 211,738,968,197.22/554,442.77 - Step 6: Final answer
x = 381,895.09
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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.