Finding the Fourth Proportional to 292,560.13, 438,855.41 and 92,896.17
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Solution
The fourth proportional to 292,560.13, 438,855.41 and 92,896.17 is: 139,349.08
Step by Step Solution
- Step 1: Write the proportion equation
292,560.13 : 438,855.41 = 92,896.17 : x - Step 2: Convert to fraction form
292,560.13/438,855.41 = 92,896.17/x - Step 3: Cross multiply
292,560.13x = 438,855.41 × 92,896.17 - Step 4: Simplify right side
292,560.13x = 40,767,984,114.02 - Step 5: Solve for x
x = 40,767,984,114.02/292,560.13 - Step 6: Final answer
x = 139,349.08
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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.