Finding the Fourth Proportional to 957,642.24, 1,321,545.96 and 527,929.68
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Solution
The fourth proportional to 957,642.24, 1,321,545.96 and 527,929.68 is: 728,542.78
Step by Step Solution
- Step 1: Write the proportion equation
957,642.24 : 1,321,545.96 = 527,929.68 : x - Step 2: Convert to fraction form
957,642.24/1,321,545.96 = 527,929.68/x - Step 3: Cross multiply
957,642.24x = 1,321,545.96 × 527,929.68 - Step 4: Simplify right side
957,642.24x = 697,683,335,768.09 - Step 5: Solve for x
x = 697,683,335,768.09/957,642.24 - Step 6: Final answer
x = 728,542.78
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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.