Finding the Fourth Proportional to 207,293.36, 309,426.06 and 177,900.08
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Solution
The fourth proportional to 207,293.36, 309,426.06 and 177,900.08 is: 265,550.82
Step by Step Solution
- Step 1: Write the proportion equation
207,293.36 : 309,426.06 = 177,900.08 : x - Step 2: Convert to fraction form
207,293.36/309,426.06 = 177,900.08/x - Step 3: Cross multiply
207,293.36x = 309,426.06 × 177,900.08 - Step 4: Simplify right side
207,293.36x = 55,046,919,948.08 - Step 5: Solve for x
x = 55,046,919,948.08/207,293.36 - Step 6: Final answer
x = 265,550.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.