Finding the Fourth Proportional to 347,929.99, 521,008.84 and 229,241.59
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Solution
The fourth proportional to 347,929.99, 521,008.84 and 229,241.59 is: 343,278.53
Step by Step Solution
- Step 1: Write the proportion equation
347,929.99 : 521,008.84 = 229,241.59 : x - Step 2: Convert to fraction form
347,929.99/521,008.84 = 229,241.59/x - Step 3: Cross multiply
347,929.99x = 521,008.84 × 229,241.59 - Step 4: Simplify right side
347,929.99x = 119,436,894,885.66 - Step 5: Solve for x
x = 119,436,894,885.66/347,929.99 - Step 6: Final answer
x = 343,278.53
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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.