Finding the Fourth Proportional to 888,589.97, 1,226,250.46 and 480,690.81
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Solution
The fourth proportional to 888,589.97, 1,226,250.46 and 480,690.81 is: 663,351.32
Step by Step Solution
- Step 1: Write the proportion equation
888,589.97 : 1,226,250.46 = 480,690.81 : x - Step 2: Convert to fraction form
888,589.97/1,226,250.46 = 480,690.81/x - Step 3: Cross multiply
888,589.97x = 1,226,250.46 × 480,690.81 - Step 4: Simplify right side
888,589.97x = 589,447,326,880.27 - Step 5: Solve for x
x = 589,447,326,880.27/888,589.97 - Step 6: Final answer
x = 663,351.32
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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.