Finding the Fourth Proportional to 696,135.07, 1,044,203.53 and 190,700.54
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Solution
The fourth proportional to 696,135.07, 1,044,203.53 and 190,700.54 is: 286,051.06
Step by Step Solution
- Step 1: Write the proportion equation
696,135.07 : 1,044,203.53 = 190,700.54 : x - Step 2: Convert to fraction form
696,135.07/1,044,203.53 = 190,700.54/x - Step 3: Cross multiply
696,135.07x = 1,044,203.53 × 190,700.54 - Step 4: Simplify right side
696,135.07x = 199,130,177,040.91 - Step 5: Solve for x
x = 199,130,177,040.91/696,135.07 - Step 6: Final answer
x = 286,051.06
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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.