Finding the Fourth Proportional to 304,808.63, 420,642.14 and 182,427.53
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Solution
The fourth proportional to 304,808.63, 420,642.14 and 182,427.53 is: 251,753.71
Step by Step Solution
- Step 1: Write the proportion equation
304,808.63 : 420,642.14 = 182,427.53 : x - Step 2: Convert to fraction form
304,808.63/420,642.14 = 182,427.53/x - Step 3: Cross multiply
304,808.63x = 420,642.14 × 182,427.53 - Step 4: Simplify right side
304,808.63x = 76,736,703,598.77 - Step 5: Solve for x
x = 76,736,703,598.77/304,808.63 - Step 6: Final answer
x = 251,753.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.