Finding the Fourth Proportional to 578,734.68, 798,631.47 and 324,072.84
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Solution
The fourth proportional to 578,734.68, 798,631.47 and 324,072.84 is: 447,207.98
Step by Step Solution
- Step 1: Write the proportion equation
578,734.68 : 798,631.47 = 324,072.84 : x - Step 2: Convert to fraction form
578,734.68/798,631.47 = 324,072.84/x - Step 3: Cross multiply
578,734.68x = 798,631.47 × 324,072.84 - Step 4: Simplify right side
578,734.68x = 258,814,768,596.28 - Step 5: Solve for x
x = 258,814,768,596.28/578,734.68 - Step 6: Final answer
x = 447,207.98
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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.