Finding the Fourth Proportional to 1,204,214.28, 1,806,327.44 and 305,656.28
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Solution
The fourth proportional to 1,204,214.28, 1,806,327.44 and 305,656.28 is: 458,485.96
Step by Step Solution
- Step 1: Write the proportion equation
1,204,214.28 : 1,806,327.44 = 305,656.28 : x - Step 2: Convert to fraction form
1,204,214.28/1,806,327.44 = 305,656.28/x - Step 3: Cross multiply
1,204,214.28x = 1,806,327.44 × 305,656.28 - Step 4: Simplify right side
1,204,214.28x = 552,115,333,292.94 - Step 5: Solve for x
x = 552,115,333,292.94/1,204,214.28 - Step 6: Final answer
x = 458,485.96
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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.