Finding the Fourth Proportional to 634,876.17, 952,301.95 and 155,107.14
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Solution
The fourth proportional to 634,876.17, 952,301.95 and 155,107.14 is: 232,657.70
Step by Step Solution
- Step 1: Write the proportion equation
634,876.17 : 952,301.95 = 155,107.14 : x - Step 2: Convert to fraction form
634,876.17/952,301.95 = 155,107.14/x - Step 3: Cross multiply
634,876.17x = 952,301.95 × 155,107.14 - Step 4: Simplify right side
634,876.17x = 147,708,831,880.92 - Step 5: Solve for x
x = 147,708,831,880.92/634,876.17 - Step 6: Final answer
x = 232,657.70
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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.