Finding the Fourth Proportional to 453,737.70, 680,554.62 and 121,339.62
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Solution
The fourth proportional to 453,737.70, 680,554.62 and 121,339.62 is: 181,995.54
Step by Step Solution
- Step 1: Write the proportion equation
453,737.70 : 680,554.62 = 121,339.62 : x - Step 2: Convert to fraction form
453,737.70/680,554.62 = 121,339.62/x - Step 3: Cross multiply
453,737.70x = 680,554.62 × 121,339.62 - Step 4: Simplify right side
453,737.70x = 82,578,238,980.04 - Step 5: Solve for x
x = 82,578,238,980.04/453,737.70 - Step 6: Final answer
x = 181,995.54
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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.