Finding the Fourth Proportional to 307,711.19, 461,603.64 and 94,451.18
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Solution
The fourth proportional to 307,711.19, 461,603.64 and 94,451.18 is: 141,688.08
Step by Step Solution
- Step 1: Write the proportion equation
307,711.19 : 461,603.64 = 94,451.18 : x - Step 2: Convert to fraction form
307,711.19/461,603.64 = 94,451.18/x - Step 3: Cross multiply
307,711.19x = 461,603.64 × 94,451.18 - Step 4: Simplify right side
307,711.19x = 43,599,006,536.47 - Step 5: Solve for x
x = 43,599,006,536.47/307,711.19 - Step 6: Final answer
x = 141,688.08
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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.