Finding the Fourth Proportional to 625,529.04, 863,209.08 and 370,728.96
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Solution
The fourth proportional to 625,529.04, 863,209.08 and 370,728.96 is: 511,593.52
Step by Step Solution
- Step 1: Write the proportion equation
625,529.04 : 863,209.08 = 370,728.96 : x - Step 2: Convert to fraction form
625,529.04/863,209.08 = 370,728.96/x - Step 3: Cross multiply
625,529.04x = 863,209.08 × 370,728.96 - Step 4: Simplify right side
625,529.04x = 320,016,604,490.96 - Step 5: Solve for x
x = 320,016,604,490.96/625,529.04 - Step 6: Final answer
x = 511,593.52
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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.