Finding the Fourth Proportional to 347,487.10, 521,567.70 and 167,699.08
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Solution
The fourth proportional to 347,487.10, 521,567.70 and 167,699.08 is: 251,711.28
Step by Step Solution
- Step 1: Write the proportion equation
347,487.10 : 521,567.70 = 167,699.08 : x - Step 2: Convert to fraction form
347,487.10/521,567.70 = 167,699.08/x - Step 3: Cross multiply
347,487.10x = 521,567.70 × 167,699.08 - Step 4: Simplify right side
347,487.10x = 87,466,423,447.72 - Step 5: Solve for x
x = 87,466,423,447.72/347,487.10 - Step 6: Final answer
x = 251,711.28
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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.