Finding the Fourth Proportional to 746,382.91, 1,029,684.06 and 474,305.13
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Solution
The fourth proportional to 746,382.91, 1,029,684.06 and 474,305.13 is: 654,334.96
Step by Step Solution
- Step 1: Write the proportion equation
746,382.91 : 1,029,684.06 = 474,305.13 : x - Step 2: Convert to fraction form
746,382.91/1,029,684.06 = 474,305.13/x - Step 3: Cross multiply
746,382.91x = 1,029,684.06 × 474,305.13 - Step 4: Simplify right side
746,382.91x = 488,384,431,937.23 - Step 5: Solve for x
x = 488,384,431,937.23/746,382.91 - Step 6: Final answer
x = 654,334.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.