Finding the Fourth Proportional to 950,208.96, 1,311,309.48 and 542,302.68
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Solution
The fourth proportional to 950,208.96, 1,311,309.48 and 542,302.68 is: 748,389.75
Step by Step Solution
- Step 1: Write the proportion equation
950,208.96 : 1,311,309.48 = 542,302.68 : x - Step 2: Convert to fraction form
950,208.96/1,311,309.48 = 542,302.68/x - Step 3: Cross multiply
950,208.96x = 1,311,309.48 × 542,302.68 - Step 4: Simplify right side
950,208.96x = 711,126,645,313.41 - Step 5: Solve for x
x = 711,126,645,313.41/950,208.96 - Step 6: Final answer
x = 748,389.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.