Finding the Fourth Proportional to 292,402.88, 403,582.62 and 190,248.11
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Solution
The fourth proportional to 292,402.88, 403,582.62 and 190,248.11 is: 262,585.75
Step by Step Solution
- Step 1: Write the proportion equation
292,402.88 : 403,582.62 = 190,248.11 : x - Step 2: Convert to fraction form
292,402.88/403,582.62 = 190,248.11/x - Step 3: Cross multiply
292,402.88x = 403,582.62 × 190,248.11 - Step 4: Simplify right side
292,402.88x = 76,780,830,683.85 - Step 5: Solve for x
x = 76,780,830,683.85/292,402.88 - Step 6: Final answer
x = 262,585.75
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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.