Finding the Fourth Proportional to 757,610.63, 1,045,524.71 and 413,468.70
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Solution
The fourth proportional to 757,610.63, 1,045,524.71 and 413,468.70 is: 570,598.84
Step by Step Solution
- Step 1: Write the proportion equation
757,610.63 : 1,045,524.71 = 413,468.70 : x - Step 2: Convert to fraction form
757,610.63/1,045,524.71 = 413,468.70/x - Step 3: Cross multiply
757,610.63x = 1,045,524.71 × 413,468.70 - Step 4: Simplify right side
757,610.63x = 432,291,745,655.61 - Step 5: Solve for x
x = 432,291,745,655.61/757,610.63 - Step 6: Final answer
x = 570,598.84
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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.