Finding the Fourth Proportional to 859,092.19, 1,185,549.98 and 477,118.96
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Solution
The fourth proportional to 859,092.19, 1,185,549.98 and 477,118.96 is: 658,425.70
Step by Step Solution
- Step 1: Write the proportion equation
859,092.19 : 1,185,549.98 = 477,118.96 : x - Step 2: Convert to fraction form
859,092.19/1,185,549.98 = 477,118.96/x - Step 3: Cross multiply
859,092.19x = 1,185,549.98 × 477,118.96 - Step 4: Simplify right side
859,092.19x = 565,648,373,485.62 - Step 5: Solve for x
x = 565,648,373,485.62/859,092.19 - Step 6: Final answer
x = 658,425.70
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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.