Finding the Fourth Proportional to 258,930.37, 357,526.61 and 202,502.53
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Solution
The fourth proportional to 258,930.37, 357,526.61 and 202,502.53 is: 279,612.02
Step by Step Solution
- Step 1: Write the proportion equation
258,930.37 : 357,526.61 = 202,502.53 : x - Step 2: Convert to fraction form
258,930.37/357,526.61 = 202,502.53/x - Step 3: Cross multiply
258,930.37x = 357,526.61 × 202,502.53 - Step 4: Simplify right side
258,930.37x = 72,400,043,067.32 - Step 5: Solve for x
x = 72,400,043,067.32/258,930.37 - Step 6: Final answer
x = 279,612.02
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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.