Finding the Fourth Proportional to 428,822.70, 591,733.50 and 237,832.02
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Solution
The fourth proportional to 428,822.70, 591,733.50 and 237,832.02 is: 328,184.99
Step by Step Solution
- Step 1: Write the proportion equation
428,822.70 : 591,733.50 = 237,832.02 : x - Step 2: Convert to fraction form
428,822.70/591,733.50 = 237,832.02/x - Step 3: Cross multiply
428,822.70x = 591,733.50 × 237,832.02 - Step 4: Simplify right side
428,822.70x = 140,733,173,606.67 - Step 5: Solve for x
x = 140,733,173,606.67/428,822.70 - Step 6: Final answer
x = 328,184.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.