Finding the Fourth Proportional to 729,610.99, 1,006,860.66 and 407,318.26
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Solution
The fourth proportional to 729,610.99, 1,006,860.66 and 407,318.26 is: 562,097.80
Step by Step Solution
- Step 1: Write the proportion equation
729,610.99 : 1,006,860.66 = 407,318.26 : x - Step 2: Convert to fraction form
729,610.99/1,006,860.66 = 407,318.26/x - Step 3: Cross multiply
729,610.99x = 1,006,860.66 × 407,318.26 - Step 4: Simplify right side
729,610.99x = 410,112,732,093.65 - Step 5: Solve for x
x = 410,112,732,093.65/729,610.99 - Step 6: Final answer
x = 562,097.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.