Finding the Fourth Proportional to 746,446.53, 1,119,669.80 and 247,810.53
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Solution
The fourth proportional to 746,446.53, 1,119,669.80 and 247,810.53 is: 371,715.80
Step by Step Solution
- Step 1: Write the proportion equation
746,446.53 : 1,119,669.80 = 247,810.53 : x - Step 2: Convert to fraction form
746,446.53/1,119,669.80 = 247,810.53/x - Step 3: Cross multiply
746,446.53x = 1,119,669.80 × 247,810.53 - Step 4: Simplify right side
746,446.53x = 277,465,966,562.99 - Step 5: Solve for x
x = 277,465,966,562.99/746,446.53 - Step 6: Final answer
x = 371,715.80
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1.5x scale
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.