Finding the Fourth Proportional to 450,883.23, 676,337.13 and 135,340.17
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Solution
The fourth proportional to 450,883.23, 676,337.13 and 135,340.17 is: 203,013.94
Step by Step Solution
- Step 1: Write the proportion equation
450,883.23 : 676,337.13 = 135,340.17 : x - Step 2: Convert to fraction form
450,883.23/676,337.13 = 135,340.17/x - Step 3: Cross multiply
450,883.23x = 676,337.13 × 135,340.17 - Step 4: Simplify right side
450,883.23x = 91,535,582,151.51 - Step 5: Solve for x
x = 91,535,582,151.51/450,883.23 - Step 6: Final answer
x = 203,013.94
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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.