Finding the Fourth Proportional to 808,793.44, 1,212,206.28 and 572,204.32
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Solution
The fourth proportional to 808,793.44, 1,212,206.28 and 572,204.32 is: 857,610.41
Step by Step Solution
- Step 1: Write the proportion equation
808,793.44 : 1,212,206.28 = 572,204.32 : x - Step 2: Convert to fraction form
808,793.44/1,212,206.28 = 572,204.32/x - Step 3: Cross multiply
808,793.44x = 1,212,206.28 × 572,204.32 - Step 4: Simplify right side
808,793.44x = 693,629,670,147.13 - Step 5: Solve for x
x = 693,629,670,147.13/808,793.44 - Step 6: Final answer
x = 857,610.41
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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.