Finding the Fourth Proportional to 804,958.20, 1,207,437.30 and 592,381.80
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Solution
The fourth proportional to 804,958.20, 1,207,437.30 and 592,381.80 is: 888,572.70
Step by Step Solution
- Step 1: Write the proportion equation
804,958.20 : 1,207,437.30 = 592,381.80 : x - Step 2: Convert to fraction form
804,958.20/1,207,437.30 = 592,381.80/x - Step 3: Cross multiply
804,958.20x = 1,207,437.30 × 592,381.80 - Step 4: Simplify right side
804,958.20x = 715,263,881,161.14 - Step 5: Solve for x
x = 715,263,881,161.14/804,958.20 - Step 6: Final answer
x = 888,572.70
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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.