Finding the Fourth Proportional to 913,966.93, 1,371,230.66 and 408,952.99
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Solution
The fourth proportional to 913,966.93, 1,371,230.66 and 408,952.99 is: 613,554.89
Step by Step Solution
- Step 1: Write the proportion equation
913,966.93 : 1,371,230.66 = 408,952.99 : x - Step 2: Convert to fraction form
913,966.93/1,371,230.66 = 408,952.99/x - Step 3: Cross multiply
913,966.93x = 1,371,230.66 × 408,952.99 - Step 4: Simplify right side
913,966.93x = 560,768,878,386.67 - Step 5: Solve for x
x = 560,768,878,386.67/913,966.93 - Step 6: Final answer
x = 613,554.89
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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.