Finding the Fourth Proportional to 400,786.68, 601,124.12 and 101,248.68
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Solution
The fourth proportional to 400,786.68, 601,124.12 and 101,248.68 is: 151,858.90
Step by Step Solution
- Step 1: Write the proportion equation
400,786.68 : 601,124.12 = 101,248.68 : x - Step 2: Convert to fraction form
400,786.68/601,124.12 = 101,248.68/x - Step 3: Cross multiply
400,786.68x = 601,124.12 × 101,248.68 - Step 4: Simplify right side
400,786.68x = 60,863,023,159.92 - Step 5: Solve for x
x = 60,863,023,159.92/400,786.68 - Step 6: Final answer
x = 151,858.90
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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.