Finding the Fourth Proportional to 953,993.23, 1,430,813.43 and 434,545.97
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Solution
The fourth proportional to 953,993.23, 1,430,813.43 and 434,545.97 is: 651,738.59
Step by Step Solution
- Step 1: Write the proportion equation
953,993.23 : 1,430,813.43 = 434,545.97 : x - Step 2: Convert to fraction form
953,993.23/1,430,813.43 = 434,545.97/x - Step 3: Cross multiply
953,993.23x = 1,430,813.43 × 434,545.97 - Step 4: Simplify right side
953,993.23x = 621,754,202,674.31 - Step 5: Solve for x
x = 621,754,202,674.31/953,993.23 - Step 6: Final answer
x = 651,738.59
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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.