Finding the Fourth Proportional to 670,576.84, 925,377.54 and 368,770.84
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Solution
The fourth proportional to 670,576.84, 925,377.54 and 368,770.84 is: 508,893.59
Step by Step Solution
- Step 1: Write the proportion equation
670,576.84 : 925,377.54 = 368,770.84 : x - Step 2: Convert to fraction form
670,576.84/925,377.54 = 368,770.84/x - Step 3: Cross multiply
670,576.84x = 925,377.54 × 368,770.84 - Step 4: Simplify right side
670,576.84x = 341,252,252,742.93 - Step 5: Solve for x
x = 341,252,252,742.93/670,576.84 - Step 6: Final answer
x = 508,893.59
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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.