Finding the Fourth Proportional to 746,242.13, 1,029,841.95 and 424,006.80
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Solution
The fourth proportional to 746,242.13, 1,029,841.95 and 424,006.80 is: 585,145.19
Step by Step Solution
- Step 1: Write the proportion equation
746,242.13 : 1,029,841.95 = 424,006.80 : x - Step 2: Convert to fraction form
746,242.13/1,029,841.95 = 424,006.80/x - Step 3: Cross multiply
746,242.13x = 1,029,841.95 × 424,006.80 - Step 4: Simplify right side
746,242.13x = 436,659,989,725.26 - Step 5: Solve for x
x = 436,659,989,725.26/746,242.13 - Step 6: Final answer
x = 585,145.19
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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.