Finding the Fourth Proportional to 431,078.20, 594,882.68 and 237,482.08
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Solution
The fourth proportional to 431,078.20, 594,882.68 and 237,482.08 is: 327,722.38
Step by Step Solution
- Step 1: Write the proportion equation
431,078.20 : 594,882.68 = 237,482.08 : x - Step 2: Convert to fraction form
431,078.20/594,882.68 = 237,482.08/x - Step 3: Cross multiply
431,078.20x = 594,882.68 × 237,482.08 - Step 4: Simplify right side
431,078.20x = 141,273,974,863.59 - Step 5: Solve for x
x = 141,273,974,863.59/431,078.20 - Step 6: Final answer
x = 327,722.38
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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.