Finding the Fourth Proportional to 1,023,330.37, 1,412,171.16 and 564,435.09
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Solution
The fourth proportional to 1,023,330.37, 1,412,171.16 and 564,435.09 is: 778,906.77
Step by Step Solution
- Step 1: Write the proportion equation
1,023,330.37 : 1,412,171.16 = 564,435.09 : x - Step 2: Convert to fraction form
1,023,330.37/1,412,171.16 = 564,435.09/x - Step 3: Cross multiply
1,023,330.37x = 1,412,171.16 × 564,435.09 - Step 4: Simplify right side
1,023,330.37x = 797,078,948,377.73 - Step 5: Solve for x
x = 797,078,948,377.73/1,023,330.37 - Step 6: Final answer
x = 778,906.77
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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.