Finding the Fourth Proportional to 588,887.68, 811,848.24 and 397,598.08
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Solution
The fourth proportional to 588,887.68, 811,848.24 and 397,598.08 is: 548,133.90
Step by Step Solution
- Step 1: Write the proportion equation
588,887.68 : 811,848.24 = 397,598.08 : x - Step 2: Convert to fraction form
588,887.68/811,848.24 = 397,598.08/x - Step 3: Cross multiply
588,887.68x = 811,848.24 × 397,598.08 - Step 4: Simplify right side
588,887.68x = 322,789,301,475.38 - Step 5: Solve for x
x = 322,789,301,475.38/588,887.68 - Step 6: Final answer
x = 548,133.90
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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.