Finding the Fourth Proportional to 347,834.63, 521,072.44 and 239,744.79
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Solution
The fourth proportional to 347,834.63, 521,072.44 and 239,744.79 is: 359,148.83
Step by Step Solution
- Step 1: Write the proportion equation
347,834.63 : 521,072.44 = 239,744.79 : x - Step 2: Convert to fraction form
347,834.63/521,072.44 = 239,744.79/x - Step 3: Cross multiply
347,834.63x = 521,072.44 × 239,744.79 - Step 4: Simplify right side
347,834.63x = 124,924,402,103.23 - Step 5: Solve for x
x = 124,924,402,103.23/347,834.63 - Step 6: Final answer
x = 359,148.83
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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.