Finding the Fourth Proportional to 301,074.98, 415,484.05 and 165,109.88
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Solution
The fourth proportional to 301,074.98, 415,484.05 and 165,109.88 is: 227,851.95
Step by Step Solution
- Step 1: Write the proportion equation
301,074.98 : 415,484.05 = 165,109.88 : x - Step 2: Convert to fraction form
301,074.98/415,484.05 = 165,109.88/x - Step 3: Cross multiply
301,074.98x = 415,484.05 × 165,109.88 - Step 4: Simplify right side
301,074.98x = 68,600,521,637.41 - Step 5: Solve for x
x = 68,600,521,637.41/301,074.98 - Step 6: Final answer
x = 227,851.95
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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.