Finding the Fourth Proportional to 292,158.53, 438,253.74 and 92,464.01
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Solution
The fourth proportional to 292,158.53, 438,253.74 and 92,464.01 is: 138,701.07
Step by Step Solution
- Step 1: Write the proportion equation
292,158.53 : 438,253.74 = 92,464.01 : x - Step 2: Convert to fraction form
292,158.53/438,253.74 = 92,464.01/x - Step 3: Cross multiply
292,158.53x = 438,253.74 × 92,464.01 - Step 4: Simplify right side
292,158.53x = 40,522,700,115.26 - Step 5: Solve for x
x = 40,522,700,115.26/292,158.53 - Step 6: Final answer
x = 138,701.07
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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.