Finding the Fourth Proportional to 1,023,378.44, 1,412,272.10 and 564,512.36
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Solution
The fourth proportional to 1,023,378.44, 1,412,272.10 and 564,512.36 is: 779,032.48
Step by Step Solution
- Step 1: Write the proportion equation
1,023,378.44 : 1,412,272.10 = 564,512.36 : x - Step 2: Convert to fraction form
1,023,378.44/1,412,272.10 = 564,512.36/x - Step 3: Cross multiply
1,023,378.44x = 1,412,272.10 × 564,512.36 - Step 4: Simplify right side
1,023,378.44x = 797,245,046,249.23 - Step 5: Solve for x
x = 797,245,046,249.23/1,023,378.44 - Step 6: Final answer
x = 779,032.48
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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.