Finding the Fourth Proportional to 361,864.80, 542,798.60 and 151,355.07
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Solution
The fourth proportional to 361,864.80, 542,798.60 and 151,355.07 is: 227,033.19
Step by Step Solution
- Step 1: Write the proportion equation
361,864.80 : 542,798.60 = 151,355.07 : x - Step 2: Convert to fraction form
361,864.80/542,798.60 = 151,355.07/x - Step 3: Cross multiply
361,864.80x = 542,798.60 × 151,355.07 - Step 4: Simplify right side
361,864.80x = 82,155,319,342.13 - Step 5: Solve for x
x = 82,155,319,342.13/361,864.80 - Step 6: Final answer
x = 227,033.19
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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.