Finding the Fourth Proportional to 347,329.09, 520,397.83 and 233,263.09
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Solution
The fourth proportional to 347,329.09, 520,397.83 and 233,263.09 is: 349,494.50
Step by Step Solution
- Step 1: Write the proportion equation
347,329.09 : 520,397.83 = 233,263.09 : x - Step 2: Convert to fraction form
347,329.09/520,397.83 = 233,263.09/x - Step 3: Cross multiply
347,329.09x = 520,397.83 × 233,263.09 - Step 4: Simplify right side
347,329.09x = 121,389,605,855.10 - Step 5: Solve for x
x = 121,389,605,855.10/347,329.09 - Step 6: Final answer
x = 349,494.50
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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.