Finding the Fourth Proportional to 373,120.80, 556,816.16 and 333,259.08
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Solution
The fourth proportional to 373,120.80, 556,816.16 and 333,259.08 is: 497,329.66
Step by Step Solution
- Step 1: Write the proportion equation
373,120.80 : 556,816.16 = 333,259.08 : x - Step 2: Convert to fraction form
373,120.80/556,816.16 = 333,259.08/x - Step 3: Cross multiply
373,120.80x = 556,816.16 × 333,259.08 - Step 4: Simplify right side
373,120.80x = 185,564,041,210.73 - Step 5: Solve for x
x = 185,564,041,210.73/373,120.80 - Step 6: Final answer
x = 497,329.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.