Finding the Fourth Proportional to 964,998.97, 1,331,742.06 and 535,278.98
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Solution
The fourth proportional to 964,998.97, 1,331,742.06 and 535,278.98 is: 738,709.12
Step by Step Solution
- Step 1: Write the proportion equation
964,998.97 : 1,331,742.06 = 535,278.98 : x - Step 2: Convert to fraction form
964,998.97/1,331,742.06 = 535,278.98/x - Step 3: Cross multiply
964,998.97x = 1,331,742.06 × 535,278.98 - Step 4: Simplify right side
964,998.97x = 712,853,534,829.25 - Step 5: Solve for x
x = 712,853,534,829.25/964,998.97 - Step 6: Final answer
x = 738,709.12
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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.