Finding the Fourth Proportional to 292,034.41, 438,094.74 and 92,309.47
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Solution
The fourth proportional to 292,034.41, 438,094.74 and 92,309.47 is: 138,477.84
Step by Step Solution
- Step 1: Write the proportion equation
292,034.41 : 438,094.74 = 92,309.47 : x - Step 2: Convert to fraction form
292,034.41/438,094.74 = 92,309.47/x - Step 3: Cross multiply
292,034.41x = 438,094.74 × 92,309.47 - Step 4: Simplify right side
292,034.41x = 40,440,293,259.19 - Step 5: Solve for x
x = 40,440,293,259.19/292,034.41 - Step 6: Final answer
x = 138,477.84
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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.