Finding the Fourth Proportional to 957,910.13, 1,435,239.19 and 578,032.68
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Solution
The fourth proportional to 957,910.13, 1,435,239.19 and 578,032.68 is: 866,067.84
Step by Step Solution
- Step 1: Write the proportion equation
957,910.13 : 1,435,239.19 = 578,032.68 : x - Step 2: Convert to fraction form
957,910.13/1,435,239.19 = 578,032.68/x - Step 3: Cross multiply
957,910.13x = 1,435,239.19 × 578,032.68 - Step 4: Simplify right side
957,910.13x = 829,615,155,436.73 - Step 5: Solve for x
x = 829,615,155,436.73/957,910.13 - Step 6: Final answer
x = 866,067.84
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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.