Finding the Fourth Proportional to 366,903.80, 550,355.70 and 335,903.08
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Solution
The fourth proportional to 366,903.80, 550,355.70 and 335,903.08 is: 503,854.62
Step by Step Solution
- Step 1: Write the proportion equation
366,903.80 : 550,355.70 = 335,903.08 : x - Step 2: Convert to fraction form
366,903.80/550,355.70 = 335,903.08/x - Step 3: Cross multiply
366,903.80x = 550,355.70 × 335,903.08 - Step 4: Simplify right side
366,903.80x = 184,866,174,725.56 - Step 5: Solve for x
x = 184,866,174,725.56/366,903.80 - Step 6: Final answer
x = 503,854.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.