Finding the Fourth Proportional to 279,153.23, 418,476.44 and 101,534.67
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Solution
The fourth proportional to 279,153.23, 418,476.44 and 101,534.67 is: 152,209.84
Step by Step Solution
- Step 1: Write the proportion equation
279,153.23 : 418,476.44 = 101,534.67 : x - Step 2: Convert to fraction form
279,153.23/418,476.44 = 101,534.67/x - Step 3: Cross multiply
279,153.23x = 418,476.44 × 101,534.67 - Step 4: Simplify right side
279,153.23x = 42,489,867,492.01 - Step 5: Solve for x
x = 42,489,867,492.01/279,153.23 - Step 6: Final answer
x = 152,209.84
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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.