Finding the Fourth Proportional to 409,846.94, 565,587.68 and 228,559.08
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Solution
The fourth proportional to 409,846.94, 565,587.68 and 228,559.08 is: 315,410.92
Step by Step Solution
- Step 1: Write the proportion equation
409,846.94 : 565,587.68 = 228,559.08 : x - Step 2: Convert to fraction form
409,846.94/565,587.68 = 228,559.08/x - Step 3: Cross multiply
409,846.94x = 565,587.68 × 228,559.08 - Step 4: Simplify right side
409,846.94x = 129,270,200,371.53 - Step 5: Solve for x
x = 129,270,200,371.53/409,846.94 - Step 6: Final answer
x = 315,410.92
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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.