Finding the Fourth Proportional to 266,529.18, 399,917.70 and 116,750.06
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Solution
The fourth proportional to 266,529.18, 399,917.70 and 116,750.06 is: 175,179.37
Step by Step Solution
- Step 1: Write the proportion equation
266,529.18 : 399,917.70 = 116,750.06 : x - Step 2: Convert to fraction form
266,529.18/399,917.70 = 116,750.06/x - Step 3: Cross multiply
266,529.18x = 399,917.70 × 116,750.06 - Step 4: Simplify right side
266,529.18x = 46,690,413,470.47 - Step 5: Solve for x
x = 46,690,413,470.47/266,529.18 - Step 6: Final answer
x = 175,179.37
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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.