Finding the Fourth Proportional to 341,487.36, 513,352.88 and 316,825.44
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Solution
The fourth proportional to 341,487.36, 513,352.88 and 316,825.44 is: 476,278.98
Step by Step Solution
- Step 1: Write the proportion equation
341,487.36 : 513,352.88 = 316,825.44 : x - Step 2: Convert to fraction form
341,487.36/513,352.88 = 316,825.44/x - Step 3: Cross multiply
341,487.36x = 513,352.88 × 316,825.44 - Step 4: Simplify right side
341,487.36x = 162,643,252,081.27 - Step 5: Solve for x
x = 162,643,252,081.27/341,487.36 - Step 6: Final answer
x = 476,278.98
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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.