Finding the Fourth Proportional to 351,767.75, 527,726.14 and 135,632.00
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Solution
The fourth proportional to 351,767.75, 527,726.14 and 135,632.00 is: 203,476.74
Step by Step Solution
- Step 1: Write the proportion equation
351,767.75 : 527,726.14 = 135,632.00 : x - Step 2: Convert to fraction form
351,767.75/527,726.14 = 135,632.00/x - Step 3: Cross multiply
351,767.75x = 527,726.14 × 135,632.00 - Step 4: Simplify right side
351,767.75x = 71,576,552,800.72 - Step 5: Solve for x
x = 71,576,552,800.72/351,767.75 - Step 6: Final answer
x = 203,476.74
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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.