Finding the Fourth Proportional to 584,660.30, 806,814.88 and 330,035.18
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Solution
The fourth proportional to 584,660.30, 806,814.88 and 330,035.18 is: 455,439.32
Step by Step Solution
- Step 1: Write the proportion equation
584,660.30 : 806,814.88 = 330,035.18 : x - Step 2: Convert to fraction form
584,660.30/806,814.88 = 330,035.18/x - Step 3: Cross multiply
584,660.30x = 806,814.88 × 330,035.18 - Step 4: Simplify right side
584,660.30x = 266,277,289,288.32 - Step 5: Solve for x
x = 266,277,289,288.32/584,660.30 - Step 6: Final answer
x = 455,439.32
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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.