Finding the Fourth Proportional to 345,526.48, 476,842.74 and 202,332.64
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Solution
The fourth proportional to 345,526.48, 476,842.74 and 202,332.64 is: 279,228.53
Step by Step Solution
- Step 1: Write the proportion equation
345,526.48 : 476,842.74 = 202,332.64 : x - Step 2: Convert to fraction form
345,526.48/476,842.74 = 202,332.64/x - Step 3: Cross multiply
345,526.48x = 476,842.74 × 202,332.64 - Step 4: Simplify right side
345,526.48x = 96,480,850,449.03 - Step 5: Solve for x
x = 96,480,850,449.03/345,526.48 - Step 6: Final answer
x = 279,228.53
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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.