Finding the Fourth Proportional to 374,478.70, 561,718.04 and 125,160.70
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Solution
The fourth proportional to 374,478.70, 561,718.04 and 125,160.70 is: 187,741.04
Step by Step Solution
- Step 1: Write the proportion equation
374,478.70 : 561,718.04 = 125,160.70 : x - Step 2: Convert to fraction form
374,478.70/561,718.04 = 125,160.70/x - Step 3: Cross multiply
374,478.70x = 561,718.04 × 125,160.70 - Step 4: Simplify right side
374,478.70x = 70,305,020,280.44 - Step 5: Solve for x
x = 70,305,020,280.44/374,478.70 - Step 6: Final answer
x = 187,741.04
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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.