Finding the Fourth Proportional to 834,072.84, 1,251,109.40 and 202,986.66
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Solution
The fourth proportional to 834,072.84, 1,251,109.40 and 202,986.66 is: 304,480.02
Step by Step Solution
- Step 1: Write the proportion equation
834,072.84 : 1,251,109.40 = 202,986.66 : x - Step 2: Convert to fraction form
834,072.84/1,251,109.40 = 202,986.66/x - Step 3: Cross multiply
834,072.84x = 1,251,109.40 × 202,986.66 - Step 4: Simplify right side
834,072.84x = 253,958,518,400.60 - Step 5: Solve for x
x = 253,958,518,400.60/834,072.84 - Step 6: Final answer
x = 304,480.02
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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.