Finding the Fourth Proportional to 746,272.71, 1,029,856.68 and 423,983.34
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Solution
The fourth proportional to 746,272.71, 1,029,856.68 and 423,983.34 is: 585,097.20
Step by Step Solution
- Step 1: Write the proportion equation
746,272.71 : 1,029,856.68 = 423,983.34 : x - Step 2: Convert to fraction form
746,272.71/1,029,856.68 = 423,983.34/x - Step 3: Cross multiply
746,272.71x = 1,029,856.68 × 423,983.34 - Step 4: Simplify right side
746,272.71x = 436,642,074,907.71 - Step 5: Solve for x
x = 436,642,074,907.71/746,272.71 - Step 6: Final answer
x = 585,097.20
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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.