Finding the Fourth Proportional to 542,324.56, 748,154.76 and 341,231.44
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Solution
The fourth proportional to 542,324.56, 748,154.76 and 341,231.44 is: 470,740.12
Step by Step Solution
- Step 1: Write the proportion equation
542,324.56 : 748,154.76 = 341,231.44 : x - Step 2: Convert to fraction form
542,324.56/748,154.76 = 341,231.44/x - Step 3: Cross multiply
542,324.56x = 748,154.76 × 341,231.44 - Step 4: Simplify right side
542,324.56x = 255,293,926,097.65 - Step 5: Solve for x
x = 255,293,926,097.65/542,324.56 - Step 6: Final answer
x = 470,740.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.