Finding the Fourth Proportional to 401,239.41, 601,937.93 and 148,521.99
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Solution
The fourth proportional to 401,239.41, 601,937.93 and 148,521.99 is: 222,812.16
Step by Step Solution
- Step 1: Write the proportion equation
401,239.41 : 601,937.93 = 148,521.99 : x - Step 2: Convert to fraction form
401,239.41/601,937.93 = 148,521.99/x - Step 3: Cross multiply
401,239.41x = 601,937.93 × 148,521.99 - Step 4: Simplify right side
401,239.41x = 89,401,019,220.08 - Step 5: Solve for x
x = 89,401,019,220.08/401,239.41 - Step 6: Final answer
x = 222,812.16
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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.