Finding the Fourth Proportional to 366,909.55, 512,567.45 and 366,909.55
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Solution
The fourth proportional to 366,909.55, 512,567.45 and 366,909.55 is: 512,567.45
Step by Step Solution
- Step 1: Write the proportion equation
366,909.55 : 512,567.45 = 366,909.55 : x - Step 2: Convert to fraction form
366,909.55/512,567.45 = 366,909.55/x - Step 3: Cross multiply
366,909.55x = 512,567.45 × 366,909.55 - Step 4: Simplify right side
366,909.55x = 188,065,892,424.15 - Step 5: Solve for x
x = 188,065,892,424.15/366,909.55 - Step 6: Final answer
x = 512,567.45
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.