Finding the Fourth Proportional to 989,893.29, 1,366,053.62 and 537,184.29
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Solution
The fourth proportional to 989,893.29, 1,366,053.62 and 537,184.29 is: 741,314.79
Step by Step Solution
- Step 1: Write the proportion equation
989,893.29 : 1,366,053.62 = 537,184.29 : x - Step 2: Convert to fraction form
989,893.29/1,366,053.62 = 537,184.29/x - Step 3: Cross multiply
989,893.29x = 1,366,053.62 × 537,184.29 - Step 4: Simplify right side
989,893.29x = 733,822,541,275.71 - Step 5: Solve for x
x = 733,822,541,275.71/989,893.29 - Step 6: Final answer
x = 741,314.79
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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.