Finding the Fourth Proportional to 824,248.44, 1,236,550.19 and 255,618.05
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Solution
The fourth proportional to 824,248.44, 1,236,550.19 and 255,618.05 is: 383,482.12
Step by Step Solution
- Step 1: Write the proportion equation
824,248.44 : 1,236,550.19 = 255,618.05 : x - Step 2: Convert to fraction form
824,248.44/1,236,550.19 = 255,618.05/x - Step 3: Cross multiply
824,248.44x = 1,236,550.19 × 255,618.05 - Step 4: Simplify right side
824,248.44x = 316,084,540,834.09 - Step 5: Solve for x
x = 316,084,540,834.09/824,248.44 - Step 6: Final answer
x = 383,482.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.