Finding the Fourth Proportional to 360,550.18, 497,539.12 and 197,174.44
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Solution
The fourth proportional to 360,550.18, 497,539.12 and 197,174.44 is: 272,089.72
Step by Step Solution
- Step 1: Write the proportion equation
360,550.18 : 497,539.12 = 197,174.44 : x - Step 2: Convert to fraction form
360,550.18/497,539.12 = 197,174.44/x - Step 3: Cross multiply
360,550.18x = 497,539.12 × 197,174.44 - Step 4: Simplify right side
360,550.18x = 98,101,997,364.09 - Step 5: Solve for x
x = 98,101,997,364.09/360,550.18 - Step 6: Final answer
x = 272,089.72
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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.