Finding the Fourth Proportional to 883,929.70, 1,325,894.55 and 219,081.70
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Solution
The fourth proportional to 883,929.70, 1,325,894.55 and 219,081.70 is: 328,622.55
Step by Step Solution
- Step 1: Write the proportion equation
883,929.70 : 1,325,894.55 = 219,081.70 : x - Step 2: Convert to fraction form
883,929.70/1,325,894.55 = 219,081.70/x - Step 3: Cross multiply
883,929.70x = 1,325,894.55 × 219,081.70 - Step 4: Simplify right side
883,929.70x = 290,479,232,034.74 - Step 5: Solve for x
x = 290,479,232,034.74/883,929.70 - Step 6: Final answer
x = 328,622.55
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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.