Finding the Fourth Proportional to 888,715.06, 1,332,757.30 and 319,943.44
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Solution
The fourth proportional to 888,715.06, 1,332,757.30 and 319,943.44 is: 479,801.66
Step by Step Solution
- Step 1: Write the proportion equation
888,715.06 : 1,332,757.30 = 319,943.44 : x - Step 2: Convert to fraction form
888,715.06/1,332,757.30 = 319,943.44/x - Step 3: Cross multiply
888,715.06x = 1,332,757.30 × 319,943.44 - Step 4: Simplify right side
888,715.06x = 426,406,956,986.23 - Step 5: Solve for x
x = 426,406,956,986.23/888,715.06 - Step 6: Final answer
x = 479,801.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.