Finding the Fourth Proportional to 919,251.82, 1,380,169.14 and 470,294.74
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Solution
The fourth proportional to 919,251.82, 1,380,169.14 and 470,294.74 is: 706,102.80
Step by Step Solution
- Step 1: Write the proportion equation
919,251.82 : 1,380,169.14 = 470,294.74 : x - Step 2: Convert to fraction form
919,251.82/1,380,169.14 = 470,294.74/x - Step 3: Cross multiply
919,251.82x = 1,380,169.14 × 470,294.74 - Step 4: Simplify right side
919,251.82x = 649,086,286,852.32 - Step 5: Solve for x
x = 649,086,286,852.32/919,251.82 - Step 6: Final answer
x = 706,102.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.