Finding the Fourth Proportional to 955,214.88, 1,432,329.12 and 281,208.84
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Solution
The fourth proportional to 955,214.88, 1,432,329.12 and 281,208.84 is: 421,668.07
Step by Step Solution
- Step 1: Write the proportion equation
955,214.88 : 1,432,329.12 = 281,208.84 : x - Step 2: Convert to fraction form
955,214.88/1,432,329.12 = 281,208.84/x - Step 3: Cross multiply
955,214.88x = 1,432,329.12 × 281,208.84 - Step 4: Simplify right side
955,214.88x = 402,783,610,333.42 - Step 5: Solve for x
x = 402,783,610,333.42/955,214.88 - Step 6: Final answer
x = 421,668.07
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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.