Finding the Fourth Proportional to 746,284.71, 1,029,873.24 and 423,995.34
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Solution
The fourth proportional to 746,284.71, 1,029,873.24 and 423,995.34 is: 585,113.76
Step by Step Solution
- Step 1: Write the proportion equation
746,284.71 : 1,029,873.24 = 423,995.34 : x - Step 2: Convert to fraction form
746,284.71/1,029,873.24 = 423,995.34/x - Step 3: Cross multiply
746,284.71x = 1,029,873.24 × 423,995.34 - Step 4: Simplify right side
746,284.71x = 436,661,454,550.70 - Step 5: Solve for x
x = 436,661,454,550.70/746,284.71 - Step 6: Final answer
x = 585,113.76
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1.5x scale
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.