Finding the Fourth Proportional to 292,400.88, 403,579.86 and 190,246.11
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Solution
The fourth proportional to 292,400.88, 403,579.86 and 190,246.11 is: 262,582.99
Step by Step Solution
- Step 1: Write the proportion equation
292,400.88 : 403,579.86 = 190,246.11 : x - Step 2: Convert to fraction form
292,400.88/403,579.86 = 190,246.11/x - Step 3: Cross multiply
292,400.88x = 403,579.86 × 190,246.11 - Step 4: Simplify right side
292,400.88x = 76,779,498,439.34 - Step 5: Solve for x
x = 76,779,498,439.34/292,400.88 - Step 6: Final answer
x = 262,582.99
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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.