Finding the Fourth Proportional to 756,691.23, 1,135,040.95 and 224,216.87
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Solution
The fourth proportional to 756,691.23, 1,135,040.95 and 224,216.87 is: 336,326.53
Step by Step Solution
- Step 1: Write the proportion equation
756,691.23 : 1,135,040.95 = 224,216.87 : x - Step 2: Convert to fraction form
756,691.23/1,135,040.95 = 224,216.87/x - Step 3: Cross multiply
756,691.23x = 1,135,040.95 × 224,216.87 - Step 4: Simplify right side
756,691.23x = 254,495,333,312.80 - Step 5: Solve for x
x = 254,495,333,312.80/756,691.23 - Step 6: Final answer
x = 336,326.53
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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.