Finding the Fourth Proportional to 369,060.96, 509,305.68 and 207,917.94
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Solution
The fourth proportional to 369,060.96, 509,305.68 and 207,917.94 is: 286,927.63
Step by Step Solution
- Step 1: Write the proportion equation
369,060.96 : 509,305.68 = 207,917.94 : x - Step 2: Convert to fraction form
369,060.96/509,305.68 = 207,917.94/x - Step 3: Cross multiply
369,060.96x = 509,305.68 × 207,917.94 - Step 4: Simplify right side
369,060.96x = 105,893,787,815.90 - Step 5: Solve for x
x = 105,893,787,815.90/369,060.96 - Step 6: Final answer
x = 286,927.63
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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.