Finding the Fourth Proportional to 418,349.34, 625,973.67 and 249,961.29
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Solution
The fourth proportional to 418,349.34, 625,973.67 and 249,961.29 is: 374,015.62
Step by Step Solution
- Step 1: Write the proportion equation
418,349.34 : 625,973.67 = 249,961.29 : x - Step 2: Convert to fraction form
418,349.34/625,973.67 = 249,961.29/x - Step 3: Cross multiply
418,349.34x = 625,973.67 × 249,961.29 - Step 4: Simplify right side
418,349.34x = 156,469,186,059.23 - Step 5: Solve for x
x = 156,469,186,059.23/418,349.34 - Step 6: Final answer
x = 374,015.62
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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.