Finding the Fourth Proportional to 335,463.05, 503,303.93 and 157,988.00
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Solution
The fourth proportional to 335,463.05, 503,303.93 and 157,988.00 is: 237,033.50
Step by Step Solution
- Step 1: Write the proportion equation
335,463.05 : 503,303.93 = 157,988.00 : x - Step 2: Convert to fraction form
335,463.05/503,303.93 = 157,988.00/x - Step 3: Cross multiply
335,463.05x = 503,303.93 × 157,988.00 - Step 4: Simplify right side
335,463.05x = 79,515,982,353.61 - Step 5: Solve for x
x = 79,515,982,353.61/335,463.05 - Step 6: Final answer
x = 237,033.50
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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.