Finding the Fourth Proportional to 1,146,865.92, 1,720,259.74 and 293,945.97
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Solution
The fourth proportional to 1,146,865.92, 1,720,259.74 and 293,945.97 is: 440,908.92
Step by Step Solution
- Step 1: Write the proportion equation
1,146,865.92 : 1,720,259.74 = 293,945.97 : x - Step 2: Convert to fraction form
1,146,865.92/1,720,259.74 = 293,945.97/x - Step 3: Cross multiply
1,146,865.92x = 1,720,259.74 × 293,945.97 - Step 4: Simplify right side
1,146,865.92x = 505,663,417,926.25 - Step 5: Solve for x
x = 505,663,417,926.25/1,146,865.92 - Step 6: Final answer
x = 440,908.92
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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.