Finding the Fourth Proportional to 894,105.24, 1,233,897.69 and 512,205.84
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Solution
The fourth proportional to 894,105.24, 1,233,897.69 and 512,205.84 is: 706,862.65
Step by Step Solution
- Step 1: Write the proportion equation
894,105.24 : 1,233,897.69 = 512,205.84 : x - Step 2: Convert to fraction form
894,105.24/1,233,897.69 = 512,205.84/x - Step 3: Cross multiply
894,105.24x = 1,233,897.69 × 512,205.84 - Step 4: Simplify right side
894,105.24x = 632,009,602,780.51 - Step 5: Solve for x
x = 632,009,602,780.51/894,105.24 - Step 6: Final answer
x = 706,862.65
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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.