Finding the Fourth Proportional to 386,575.24, 533,491.79 and 241,466.93
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Solution
The fourth proportional to 386,575.24, 533,491.79 and 241,466.93 is: 333,235.59
Step by Step Solution
- Step 1: Write the proportion equation
386,575.24 : 533,491.79 = 241,466.93 : x - Step 2: Convert to fraction form
386,575.24/533,491.79 = 241,466.93/x - Step 3: Cross multiply
386,575.24x = 533,491.79 × 241,466.93 - Step 4: Simplify right side
386,575.24x = 128,820,625,743.40 - Step 5: Solve for x
x = 128,820,625,743.40/386,575.24 - Step 6: Final answer
x = 333,235.59
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1.5x scale
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.