Finding the Fourth Proportional to 346,022.64, 518,581.80 and 177,400.08
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Solution
The fourth proportional to 346,022.64, 518,581.80 and 177,400.08 is: 265,868.31
Step by Step Solution
- Step 1: Write the proportion equation
346,022.64 : 518,581.80 = 177,400.08 : x - Step 2: Convert to fraction form
346,022.64/518,581.80 = 177,400.08/x - Step 3: Cross multiply
346,022.64x = 518,581.80 × 177,400.08 - Step 4: Simplify right side
346,022.64x = 91,996,452,806.54 - Step 5: Solve for x
x = 91,996,452,806.54/346,022.64 - Step 6: Final answer
x = 265,868.31
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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.