Finding the Fourth Proportional to 331,549.24, 497,323.41 and 153,959.14
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Solution
The fourth proportional to 331,549.24, 497,323.41 and 153,959.14 is: 230,938.50
Step by Step Solution
- Step 1: Write the proportion equation
331,549.24 : 497,323.41 = 153,959.14 : x - Step 2: Convert to fraction form
331,549.24/497,323.41 = 153,959.14/x - Step 3: Cross multiply
331,549.24x = 497,323.41 × 153,959.14 - Step 4: Simplify right side
331,549.24x = 76,567,484,505.47 - Step 5: Solve for x
x = 76,567,484,505.47/331,549.24 - Step 6: Final answer
x = 230,938.50
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1.5x scale
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.