Finding the Fourth Proportional to 555,792.68, 766,994.20 and 301,144.08
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Solution
The fourth proportional to 555,792.68, 766,994.20 and 301,144.08 is: 415,578.99
Step by Step Solution
- Step 1: Write the proportion equation
555,792.68 : 766,994.20 = 301,144.08 : x - Step 2: Convert to fraction form
555,792.68/766,994.20 = 301,144.08/x - Step 3: Cross multiply
555,792.68x = 766,994.20 × 301,144.08 - Step 4: Simplify right side
555,792.68x = 230,975,762,724.34 - Step 5: Solve for x
x = 230,975,762,724.34/555,792.68 - Step 6: Final answer
x = 415,578.99
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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.