Finding the Fourth Proportional to 833,860.92, 1,151,124.84 and 558,692.64
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Solution
The fourth proportional to 833,860.92, 1,151,124.84 and 558,692.64 is: 771,261.68
Step by Step Solution
- Step 1: Write the proportion equation
833,860.92 : 1,151,124.84 = 558,692.64 : x - Step 2: Convert to fraction form
833,860.92/1,151,124.84 = 558,692.64/x - Step 3: Cross multiply
833,860.92x = 1,151,124.84 × 558,692.64 - Step 4: Simplify right side
833,860.92x = 643,124,975,829.18 - Step 5: Solve for x
x = 643,124,975,829.18/833,860.92 - Step 6: Final answer
x = 771,261.68
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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.