Finding the Fourth Proportional to 332,208.93, 458,288.87 and 217,437.05
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Solution
The fourth proportional to 332,208.93, 458,288.87 and 217,437.05 is: 299,958.76
Step by Step Solution
- Step 1: Write the proportion equation
332,208.93 : 458,288.87 = 217,437.05 : x - Step 2: Convert to fraction form
332,208.93/458,288.87 = 217,437.05/x - Step 3: Cross multiply
332,208.93x = 458,288.87 × 217,437.05 - Step 4: Simplify right side
332,208.93x = 99,648,977,649.19 - Step 5: Solve for x
x = 99,648,977,649.19/332,208.93 - Step 6: Final answer
x = 299,958.76
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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.