Finding the Fourth Proportional to 880,159.80, 1,320,239.70 and 565,231.80
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Solution
The fourth proportional to 880,159.80, 1,320,239.70 and 565,231.80 is: 847,847.70
Step by Step Solution
- Step 1: Write the proportion equation
880,159.80 : 1,320,239.70 = 565,231.80 : x - Step 2: Convert to fraction form
880,159.80/1,320,239.70 = 565,231.80/x - Step 3: Cross multiply
880,159.80x = 1,320,239.70 × 565,231.80 - Step 4: Simplify right side
880,159.80x = 746,241,462,062.46 - Step 5: Solve for x
x = 746,241,462,062.46/880,159.80 - Step 6: Final answer
x = 847,847.70
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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.