Finding the Fourth Proportional to 613,282.79, 919,859.47 and 164,048.99
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Solution
The fourth proportional to 613,282.79, 919,859.47 and 164,048.99 is: 246,056.18
Step by Step Solution
- Step 1: Write the proportion equation
613,282.79 : 919,859.47 = 164,048.99 : x - Step 2: Convert to fraction form
613,282.79/919,859.47 = 164,048.99/x - Step 3: Cross multiply
613,282.79x = 919,859.47 × 164,048.99 - Step 4: Simplify right side
613,282.79x = 150,902,019,500.15 - Step 5: Solve for x
x = 150,902,019,500.15/613,282.79 - Step 6: Final answer
x = 246,056.18
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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.