Finding the Fourth Proportional to 347,214.18, 520,648.98 and 110,526.09
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Solution
The fourth proportional to 347,214.18, 520,648.98 and 110,526.09 is: 165,734.29
Step by Step Solution
- Step 1: Write the proportion equation
347,214.18 : 520,648.98 = 110,526.09 : x - Step 2: Convert to fraction form
347,214.18/520,648.98 = 110,526.09/x - Step 3: Cross multiply
347,214.18x = 520,648.98 × 110,526.09 - Step 4: Simplify right side
347,214.18x = 57,545,296,021.89 - Step 5: Solve for x
x = 57,545,296,021.89/347,214.18 - Step 6: Final answer
x = 165,734.29
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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.