Finding the Fourth Proportional to 560,221.98, 773,116.86 and 305,582.28
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Solution
The fourth proportional to 560,221.98, 773,116.86 and 305,582.28 is: 421,709.29
Step by Step Solution
- Step 1: Write the proportion equation
560,221.98 : 773,116.86 = 305,582.28 : x - Step 2: Convert to fraction form
560,221.98/773,116.86 = 305,582.28/x - Step 3: Cross multiply
560,221.98x = 773,116.86 × 305,582.28 - Step 4: Simplify right side
560,221.98x = 236,250,812,785.24 - Step 5: Solve for x
x = 236,250,812,785.24/560,221.98 - Step 6: Final answer
x = 421,709.29
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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.