Finding the Fourth Proportional to 503,812.66, 695,235.80 and 277,414.42
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Solution
The fourth proportional to 503,812.66, 695,235.80 and 277,414.42 is: 382,817.76
Step by Step Solution
- Step 1: Write the proportion equation
503,812.66 : 695,235.80 = 277,414.42 : x - Step 2: Convert to fraction form
503,812.66/695,235.80 = 277,414.42/x - Step 3: Cross multiply
503,812.66x = 695,235.80 × 277,414.42 - Step 4: Simplify right side
503,812.66x = 192,868,436,220.24 - Step 5: Solve for x
x = 192,868,436,220.24/503,812.66 - Step 6: Final answer
x = 382,817.76
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1.5x scale
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.