Finding the Fourth Proportional to 426,646.56, 588,777.84 and 245,362.08
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Solution
The fourth proportional to 426,646.56, 588,777.84 and 245,362.08 is: 338,602.88
Step by Step Solution
- Step 1: Write the proportion equation
426,646.56 : 588,777.84 = 245,362.08 : x - Step 2: Convert to fraction form
426,646.56/588,777.84 = 245,362.08/x - Step 3: Cross multiply
426,646.56x = 588,777.84 × 245,362.08 - Step 4: Simplify right side
426,646.56x = 144,463,755,480.31 - Step 5: Solve for x
x = 144,463,755,480.31/426,646.56 - Step 6: Final answer
x = 338,602.88
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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.