Finding the Fourth Proportional to 347,319.90, 520,988.99 and 94,602.56
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Solution
The fourth proportional to 347,319.90, 520,988.99 and 94,602.56 is: 141,906.32
Step by Step Solution
- Step 1: Write the proportion equation
347,319.90 : 520,988.99 = 94,602.56 : x - Step 2: Convert to fraction form
347,319.90/520,988.99 = 94,602.56/x - Step 3: Cross multiply
347,319.90x = 520,988.99 × 94,602.56 - Step 4: Simplify right side
347,319.90x = 49,286,889,107.86 - Step 5: Solve for x
x = 49,286,889,107.86/347,319.90 - Step 6: Final answer
x = 141,906.32
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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.