Finding the Fourth Proportional to 571,958.48, 789,276.21 and 313,828.98
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Solution
The fourth proportional to 571,958.48, 789,276.21 and 313,828.98 is: 433,069.46
Step by Step Solution
- Step 1: Write the proportion equation
571,958.48 : 789,276.21 = 313,828.98 : x - Step 2: Convert to fraction form
571,958.48/789,276.21 = 313,828.98/x - Step 3: Cross multiply
571,958.48x = 789,276.21 × 313,828.98 - Step 4: Simplify right side
571,958.48x = 247,697,747,922.57 - Step 5: Solve for x
x = 247,697,747,922.57/571,958.48 - Step 6: Final answer
x = 433,069.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.