Finding the Fourth Proportional to 414,248.88, 571,658.02 and 232,960.76
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Solution
The fourth proportional to 414,248.88, 571,658.02 and 232,960.76 is: 321,482.79
Step by Step Solution
- Step 1: Write the proportion equation
414,248.88 : 571,658.02 = 232,960.76 : x - Step 2: Convert to fraction form
414,248.88/571,658.02 = 232,960.76/x - Step 3: Cross multiply
414,248.88x = 571,658.02 × 232,960.76 - Step 4: Simplify right side
414,248.88x = 133,173,886,799.30 - Step 5: Solve for x
x = 133,173,886,799.30/414,248.88 - Step 6: Final answer
x = 321,482.79
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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.