Finding the Fourth Proportional to 602,197.80, 903,296.70 and 484,099.80
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Solution
The fourth proportional to 602,197.80, 903,296.70 and 484,099.80 is: 726,149.70
Step by Step Solution
- Step 1: Write the proportion equation
602,197.80 : 903,296.70 = 484,099.80 : x - Step 2: Convert to fraction form
602,197.80/903,296.70 = 484,099.80/x - Step 3: Cross multiply
602,197.80x = 903,296.70 × 484,099.80 - Step 4: Simplify right side
602,197.80x = 437,285,751,810.66 - Step 5: Solve for x
x = 437,285,751,810.66/602,197.80 - Step 6: Final answer
x = 726,149.70
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.