Finding the Fourth Proportional to 439,572.06, 659,185.56 and 155,201.94
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Solution
The fourth proportional to 439,572.06, 659,185.56 and 155,201.94 is: 232,741.99
Step by Step Solution
- Step 1: Write the proportion equation
439,572.06 : 659,185.56 = 155,201.94 : x - Step 2: Convert to fraction form
439,572.06/659,185.56 = 155,201.94/x - Step 3: Cross multiply
439,572.06x = 659,185.56 × 155,201.94 - Step 4: Simplify right side
439,572.06x = 102,306,877,731.99 - Step 5: Solve for x
x = 102,306,877,731.99/439,572.06 - Step 6: Final answer
x = 232,741.99
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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.