Finding the Fourth Proportional to 414,121.28, 571,518.24 and 232,854.08
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Solution
The fourth proportional to 414,121.28, 571,518.24 and 232,854.08 is: 321,355.99
Step by Step Solution
- Step 1: Write the proportion equation
414,121.28 : 571,518.24 = 232,854.08 : x - Step 2: Convert to fraction form
414,121.28/571,518.24 = 232,854.08/x - Step 3: Cross multiply
414,121.28x = 571,518.24 × 232,854.08 - Step 4: Simplify right side
414,121.28x = 133,080,353,978.42 - Step 5: Solve for x
x = 133,080,353,978.42/414,121.28 - Step 6: Final answer
x = 321,355.99
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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.