Finding the Fourth Proportional to 374,169.04, 561,474.99 and 137,677.80
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Solution
The fourth proportional to 374,169.04, 561,474.99 and 137,677.80 is: 206,598.18
Step by Step Solution
- Step 1: Write the proportion equation
374,169.04 : 561,474.99 = 137,677.80 : x - Step 2: Convert to fraction form
374,169.04/561,474.99 = 137,677.80/x - Step 3: Cross multiply
374,169.04x = 561,474.99 × 137,677.80 - Step 4: Simplify right side
374,169.04x = 77,302,641,378.22 - Step 5: Solve for x
x = 77,302,641,378.22/374,169.04 - Step 6: Final answer
x = 206,598.18
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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.