Finding the Fourth Proportional to 474,752.81, 655,174.35 and 259,892.88
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Solution
The fourth proportional to 474,752.81, 655,174.35 and 259,892.88 is: 358,660.65
Step by Step Solution
- Step 1: Write the proportion equation
474,752.81 : 655,174.35 = 259,892.88 : x - Step 2: Convert to fraction form
474,752.81/655,174.35 = 259,892.88/x - Step 3: Cross multiply
474,752.81x = 655,174.35 × 259,892.88 - Step 4: Simplify right side
474,752.81x = 170,275,148,723.63 - Step 5: Solve for x
x = 170,275,148,723.63/474,752.81 - Step 6: Final answer
x = 358,660.65
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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.