Finding the Fourth Proportional to 578,884.84, 798,876.66 and 324,230.44
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Solution
The fourth proportional to 578,884.84, 798,876.66 and 324,230.44 is: 447,446.73
Step by Step Solution
- Step 1: Write the proportion equation
578,884.84 : 798,876.66 = 324,230.44 : x - Step 2: Convert to fraction form
578,884.84/798,876.66 = 324,230.44/x - Step 3: Cross multiply
578,884.84x = 798,876.66 × 324,230.44 - Step 4: Simplify right side
578,884.84x = 259,020,130,977.53 - Step 5: Solve for x
x = 259,020,130,977.53/578,884.84 - Step 6: Final answer
x = 447,446.73
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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.