Finding the Fourth Proportional to 350,079.12, 482,914.71 and 229,415.04
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Solution
The fourth proportional to 350,079.12, 482,914.71 and 229,415.04 is: 316,465.31
Step by Step Solution
- Step 1: Write the proportion equation
350,079.12 : 482,914.71 = 229,415.04 : x - Step 2: Convert to fraction form
350,079.12/482,914.71 = 229,415.04/x - Step 3: Cross multiply
350,079.12x = 482,914.71 × 229,415.04 - Step 4: Simplify right side
350,079.12x = 110,787,897,511.24 - Step 5: Solve for x
x = 110,787,897,511.24/350,079.12 - Step 6: Final answer
x = 316,465.31
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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.