Finding the Fourth Proportional to 616,112.84, 850,205.35 and 344,126.58
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Solution
The fourth proportional to 616,112.84, 850,205.35 and 344,126.58 is: 474,877.72
Step by Step Solution
- Step 1: Write the proportion equation
616,112.84 : 850,205.35 = 344,126.58 : x - Step 2: Convert to fraction form
616,112.84/850,205.35 = 344,126.58/x - Step 3: Cross multiply
616,112.84x = 850,205.35 × 344,126.58 - Step 4: Simplify right side
616,112.84x = 292,578,259,393.20 - Step 5: Solve for x
x = 292,578,259,393.20/616,112.84 - Step 6: Final answer
x = 474,877.72
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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.