Finding the Fourth Proportional to 355,851.21, 533,186.30 and 250,448.75
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Solution
The fourth proportional to 355,851.21, 533,186.30 and 250,448.75 is: 375,257.52
Step by Step Solution
- Step 1: Write the proportion equation
355,851.21 : 533,186.30 = 250,448.75 : x - Step 2: Convert to fraction form
355,851.21/533,186.30 = 250,448.75/x - Step 3: Cross multiply
355,851.21x = 533,186.30 × 250,448.75 - Step 4: Simplify right side
355,851.21x = 133,535,842,352.13 - Step 5: Solve for x
x = 133,535,842,352.13/355,851.21 - Step 6: Final answer
x = 375,257.52
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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.