Finding the Fourth Proportional to 579,602.21, 799,699.70 and 334,526.99
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Solution
The fourth proportional to 579,602.21, 799,699.70 and 334,526.99 is: 461,559.89
Step by Step Solution
- Step 1: Write the proportion equation
579,602.21 : 799,699.70 = 334,526.99 : x - Step 2: Convert to fraction form
579,602.21/799,699.70 = 334,526.99/x - Step 3: Cross multiply
579,602.21x = 799,699.70 × 334,526.99 - Step 4: Simplify right side
579,602.21x = 267,521,130,382.72 - Step 5: Solve for x
x = 267,521,130,382.72/579,602.21 - Step 6: Final answer
x = 461,559.89
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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.