Finding the Fourth Proportional to 292,433.08, 438,584.06 and 134,509.88
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Solution
The fourth proportional to 292,433.08, 438,584.06 and 134,509.88 is: 201,734.66
Step by Step Solution
- Step 1: Write the proportion equation
292,433.08 : 438,584.06 = 134,509.88 : x - Step 2: Convert to fraction form
292,433.08/438,584.06 = 134,509.88/x - Step 3: Cross multiply
292,433.08x = 438,584.06 × 134,509.88 - Step 4: Simplify right side
292,433.08x = 58,993,889,280.51 - Step 5: Solve for x
x = 58,993,889,280.51/292,433.08 - Step 6: Final answer
x = 201,734.66
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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.