Finding the Fourth Proportional to 296,132.76, 408,663.18 and 160,166.70
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Solution
The fourth proportional to 296,132.76, 408,663.18 and 160,166.70 is: 221,030.03
Step by Step Solution
- Step 1: Write the proportion equation
296,132.76 : 408,663.18 = 160,166.70 : x - Step 2: Convert to fraction form
296,132.76/408,663.18 = 160,166.70/x - Step 3: Cross multiply
296,132.76x = 408,663.18 × 160,166.70 - Step 4: Simplify right side
296,132.76x = 65,454,232,952.11 - Step 5: Solve for x
x = 65,454,232,952.11/296,132.76 - Step 6: Final answer
x = 221,030.03
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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.