Finding the Fourth Proportional to 340,649.71, 511,053.71 and 116,012.09
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Solution
The fourth proportional to 340,649.71, 511,053.71 and 116,012.09 is: 174,045.09
Step by Step Solution
- Step 1: Write the proportion equation
340,649.71 : 511,053.71 = 116,012.09 : x - Step 2: Convert to fraction form
340,649.71/511,053.71 = 116,012.09/x - Step 3: Cross multiply
340,649.71x = 511,053.71 × 116,012.09 - Step 4: Simplify right side
340,649.71x = 59,288,408,999.35 - Step 5: Solve for x
x = 59,288,408,999.35/340,649.71 - Step 6: Final answer
x = 174,045.09
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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.