Finding the Fourth Proportional to 945,930.99, 1,305,412.29 and 516,238.83
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Solution
The fourth proportional to 945,930.99, 1,305,412.29 and 516,238.83 is: 712,424.61
Step by Step Solution
- Step 1: Write the proportion equation
945,930.99 : 1,305,412.29 = 516,238.83 : x - Step 2: Convert to fraction form
945,930.99/1,305,412.29 = 516,238.83/x - Step 3: Cross multiply
945,930.99x = 1,305,412.29 × 516,238.83 - Step 4: Simplify right side
945,930.99x = 673,904,513,257.22 - Step 5: Solve for x
x = 673,904,513,257.22/945,930.99 - Step 6: Final answer
x = 712,424.61
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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.