Finding the Fourth Proportional to 292,697.10, 438,535.35 and 134,601.30
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Solution
The fourth proportional to 292,697.10, 438,535.35 and 134,601.30 is: 201,667.28
Step by Step Solution
- Step 1: Write the proportion equation
292,697.10 : 438,535.35 = 134,601.30 : x - Step 2: Convert to fraction form
292,697.10/438,535.35 = 134,601.30/x - Step 3: Cross multiply
292,697.10x = 438,535.35 × 134,601.30 - Step 4: Simplify right side
292,697.10x = 59,027,428,205.96 - Step 5: Solve for x
x = 59,027,428,205.96/292,697.10 - Step 6: Final answer
x = 201,667.28
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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.