Finding the Fourth Proportional to 463,519.71, 695,104.56 and 214,026.75
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Solution
The fourth proportional to 463,519.71, 695,104.56 and 214,026.75 is: 320,959.32
Step by Step Solution
- Step 1: Write the proportion equation
463,519.71 : 695,104.56 = 214,026.75 : x - Step 2: Convert to fraction form
463,519.71/695,104.56 = 214,026.75/x - Step 3: Cross multiply
463,519.71x = 695,104.56 × 214,026.75 - Step 4: Simplify right side
463,519.71x = 148,770,969,886.98 - Step 5: Solve for x
x = 148,770,969,886.98/463,519.71 - Step 6: Final answer
x = 320,959.32
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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.