Finding the Fourth Proportional to 671,135.76, 1,006,703.28 and 244,703.52
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Solution
The fourth proportional to 671,135.76, 1,006,703.28 and 244,703.52 is: 367,055.15
Step by Step Solution
- Step 1: Write the proportion equation
671,135.76 : 1,006,703.28 = 244,703.52 : x - Step 2: Convert to fraction form
671,135.76/1,006,703.28 = 244,703.52/x - Step 3: Cross multiply
671,135.76x = 1,006,703.28 × 244,703.52 - Step 4: Simplify right side
671,135.76x = 246,343,836,211.55 - Step 5: Solve for x
x = 246,343,836,211.55/671,135.76 - Step 6: Final answer
x = 367,055.15
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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.