Finding the Fourth Proportional to 902,701.74, 1,353,779.97 and 271,447.98
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Solution
The fourth proportional to 902,701.74, 1,353,779.97 and 271,447.98 is: 407,089.99
Step by Step Solution
- Step 1: Write the proportion equation
902,701.74 : 1,353,779.97 = 271,447.98 : x - Step 2: Convert to fraction form
902,701.74/1,353,779.97 = 271,447.98/x - Step 3: Cross multiply
902,701.74x = 1,353,779.97 × 271,447.98 - Step 4: Simplify right side
902,701.74x = 367,480,838,220.96 - Step 5: Solve for x
x = 367,480,838,220.96/902,701.74 - Step 6: Final answer
x = 407,089.99
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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.