Finding the Fourth Proportional to 341,490.98, 511,805.76 and 173,053.70
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Solution
The fourth proportional to 341,490.98, 511,805.76 and 173,053.70 is: 259,362.28
Step by Step Solution
- Step 1: Write the proportion equation
341,490.98 : 511,805.76 = 173,053.70 : x - Step 2: Convert to fraction form
341,490.98/511,805.76 = 173,053.70/x - Step 3: Cross multiply
341,490.98x = 511,805.76 × 173,053.70 - Step 4: Simplify right side
341,490.98x = 88,569,877,890.28 - Step 5: Solve for x
x = 88,569,877,890.28/341,490.98 - Step 6: Final answer
x = 259,362.28
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1.5x scale
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.