Finding the Fourth Proportional to 589,270.98, 813,194.02 and 320,998.98
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Solution
The fourth proportional to 589,270.98, 813,194.02 and 320,998.98 is: 442,978.63
Step by Step Solution
- Step 1: Write the proportion equation
589,270.98 : 813,194.02 = 320,998.98 : x - Step 2: Convert to fraction form
589,270.98/813,194.02 = 320,998.98/x - Step 3: Cross multiply
589,270.98x = 813,194.02 × 320,998.98 - Step 4: Simplify right side
589,270.98x = 261,034,450,962.10 - Step 5: Solve for x
x = 261,034,450,962.10/589,270.98 - Step 6: Final answer
x = 442,978.63
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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.