Finding the Fourth Proportional to 376,990.96, 520,368.76 and 241,390.08
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Solution
The fourth proportional to 376,990.96, 520,368.76 and 241,390.08 is: 333,195.94
Step by Step Solution
- Step 1: Write the proportion equation
376,990.96 : 520,368.76 = 241,390.08 : x - Step 2: Convert to fraction form
376,990.96/520,368.76 = 241,390.08/x - Step 3: Cross multiply
376,990.96x = 520,368.76 × 241,390.08 - Step 4: Simplify right side
376,990.96x = 125,611,856,605.90 - Step 5: Solve for x
x = 125,611,856,605.90/376,990.96 - Step 6: Final answer
x = 333,195.94
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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.