Finding the Fourth Proportional to 671,862.96, 927,170.84 and 370,056.96
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Solution
The fourth proportional to 671,862.96, 927,170.84 and 370,056.96 is: 510,678.58
Step by Step Solution
- Step 1: Write the proportion equation
671,862.96 : 927,170.84 = 370,056.96 : x - Step 2: Convert to fraction form
671,862.96/927,170.84 = 370,056.96/x - Step 3: Cross multiply
671,862.96x = 927,170.84 × 370,056.96 - Step 4: Simplify right side
671,862.96x = 343,106,022,451.05 - Step 5: Solve for x
x = 343,106,022,451.05/671,862.96 - Step 6: Final answer
x = 510,678.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.