Finding the Fourth Proportional to 492,207.10, 679,246.26 and 265,852.60
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Solution
The fourth proportional to 492,207.10, 679,246.26 and 265,852.60 is: 366,876.84
Step by Step Solution
- Step 1: Write the proportion equation
492,207.10 : 679,246.26 = 265,852.60 : x - Step 2: Convert to fraction form
492,207.10/679,246.26 = 265,852.60/x - Step 3: Cross multiply
492,207.10x = 679,246.26 × 265,852.60 - Step 4: Simplify right side
492,207.10x = 180,579,384,261.28 - Step 5: Solve for x
x = 180,579,384,261.28/492,207.10 - Step 6: Final answer
x = 366,876.84
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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.