Finding the Fourth Proportional to 906,504.96, 1,250,889.84 and 498,599.76
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Solution
The fourth proportional to 906,504.96, 1,250,889.84 and 498,599.76 is: 688,019.81
Step by Step Solution
- Step 1: Write the proportion equation
906,504.96 : 1,250,889.84 = 498,599.76 : x - Step 2: Convert to fraction form
906,504.96/1,250,889.84 = 498,599.76/x - Step 3: Cross multiply
906,504.96x = 1,250,889.84 × 498,599.76 - Step 4: Simplify right side
906,504.96x = 623,693,374,010.44 - Step 5: Solve for x
x = 623,693,374,010.44/906,504.96 - Step 6: Final answer
x = 688,019.81
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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.