Finding the Fourth Proportional to 433,349.49, 649,897.12 and 163,282.79
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Solution
The fourth proportional to 433,349.49, 649,897.12 and 163,282.79 is: 244,876.28
Step by Step Solution
- Step 1: Write the proportion equation
433,349.49 : 649,897.12 = 163,282.79 : x - Step 2: Convert to fraction form
433,349.49/649,897.12 = 163,282.79/x - Step 3: Cross multiply
433,349.49x = 649,897.12 × 163,282.79 - Step 4: Simplify right side
433,349.49x = 106,117,013,139.74 - Step 5: Solve for x
x = 106,117,013,139.74/433,349.49 - Step 6: Final answer
x = 244,876.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.