Finding the Fourth Proportional to 945,970.26, 1,305,466.62 and 516,277.94
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Solution
The fourth proportional to 945,970.26, 1,305,466.62 and 516,277.94 is: 712,478.65
Step by Step Solution
- Step 1: Write the proportion equation
945,970.26 : 1,305,466.62 = 516,277.94 : x - Step 2: Convert to fraction form
945,970.26/1,305,466.62 = 516,277.94/x - Step 3: Cross multiply
945,970.26x = 1,305,466.62 × 516,277.94 - Step 4: Simplify right side
945,970.26x = 673,983,617,312.36 - Step 5: Solve for x
x = 673,983,617,312.36/945,970.26 - Step 6: Final answer
x = 712,478.65
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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.