Finding the Fourth Proportional to 264,620.19, 365,149.53 and 149,875.95
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Solution
The fourth proportional to 264,620.19, 365,149.53 and 149,875.95 is: 206,813.90
Step by Step Solution
- Step 1: Write the proportion equation
264,620.19 : 365,149.53 = 149,875.95 : x - Step 2: Convert to fraction form
264,620.19/365,149.53 = 149,875.95/x - Step 3: Cross multiply
264,620.19x = 365,149.53 × 149,875.95 - Step 4: Simplify right side
264,620.19x = 54,727,132,700.80 - Step 5: Solve for x
x = 54,727,132,700.80/264,620.19 - Step 6: Final answer
x = 206,813.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.