Finding the Fourth Proportional to 374,683.44, 562,007.86 and 138,010.08
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Solution
The fourth proportional to 374,683.44, 562,007.86 and 138,010.08 is: 207,008.75
Step by Step Solution
- Step 1: Write the proportion equation
374,683.44 : 562,007.86 = 138,010.08 : x - Step 2: Convert to fraction form
374,683.44/562,007.86 = 138,010.08/x - Step 3: Cross multiply
374,683.44x = 562,007.86 × 138,010.08 - Step 4: Simplify right side
374,683.44x = 77,562,749,719.23 - Step 5: Solve for x
x = 77,562,749,719.23/374,683.44 - Step 6: Final answer
x = 207,008.75
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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.