Finding the Fourth Proportional to 244,579.80, 366,869.70 and 209,587.80
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Solution
The fourth proportional to 244,579.80, 366,869.70 and 209,587.80 is: 314,381.70
Step by Step Solution
- Step 1: Write the proportion equation
244,579.80 : 366,869.70 = 209,587.80 : x - Step 2: Convert to fraction form
244,579.80/366,869.70 = 209,587.80/x - Step 3: Cross multiply
244,579.80x = 366,869.70 × 209,587.80 - Step 4: Simplify right side
244,579.80x = 76,891,413,309.66 - Step 5: Solve for x
x = 76,891,413,309.66/244,579.80 - Step 6: Final answer
x = 314,381.70
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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.