Finding the Fourth Proportional to 292,283.80, 438,425.70 and 105,227.80
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Solution
The fourth proportional to 292,283.80, 438,425.70 and 105,227.80 is: 157,841.70
Step by Step Solution
- Step 1: Write the proportion equation
292,283.80 : 438,425.70 = 105,227.80 : x - Step 2: Convert to fraction form
292,283.80/438,425.70 = 105,227.80/x - Step 3: Cross multiply
292,283.80x = 438,425.70 × 105,227.80 - Step 4: Simplify right side
292,283.80x = 46,134,571,874.46 - Step 5: Solve for x
x = 46,134,571,874.46/292,283.80 - Step 6: Final answer
x = 157,841.70
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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.