Finding the Fourth Proportional to 930,679.58, 1,395,853.04 and 247,570.14
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Solution
The fourth proportional to 930,679.58, 1,395,853.04 and 247,570.14 is: 371,310.96
Step by Step Solution
- Step 1: Write the proportion equation
930,679.58 : 1,395,853.04 = 247,570.14 : x - Step 2: Convert to fraction form
930,679.58/1,395,853.04 = 247,570.14/x - Step 3: Cross multiply
930,679.58x = 1,395,853.04 × 247,570.14 - Step 4: Simplify right side
930,679.58x = 345,571,532,532.23 - Step 5: Solve for x
x = 345,571,532,532.23/930,679.58 - Step 6: Final answer
x = 371,310.96
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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.