Finding the Fourth Proportional to 347,329.62, 520,988.76 and 110,669.09
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Solution
The fourth proportional to 347,329.62, 520,988.76 and 110,669.09 is: 166,001.82
Step by Step Solution
- Step 1: Write the proportion equation
347,329.62 : 520,988.76 = 110,669.09 : x - Step 2: Convert to fraction form
347,329.62/520,988.76 = 110,669.09/x - Step 3: Cross multiply
347,329.62x = 520,988.76 × 110,669.09 - Step 4: Simplify right side
347,329.62x = 57,657,349,364.48 - Step 5: Solve for x
x = 57,657,349,364.48/347,329.62 - Step 6: Final answer
x = 166,001.82
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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.