Finding the Fourth Proportional to 637,941.80, 956,912.70 and 283,647.80
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Solution
The fourth proportional to 637,941.80, 956,912.70 and 283,647.80 is: 425,471.70
Step by Step Solution
- Step 1: Write the proportion equation
637,941.80 : 956,912.70 = 283,647.80 : x - Step 2: Convert to fraction form
637,941.80/956,912.70 = 283,647.80/x - Step 3: Cross multiply
637,941.80x = 956,912.70 × 283,647.80 - Step 4: Simplify right side
637,941.80x = 271,426,182,147.06 - Step 5: Solve for x
x = 271,426,182,147.06/637,941.80 - Step 6: Final answer
x = 425,471.70
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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.