Finding the Fourth Proportional to 409,882.92, 565,637.34 and 228,595.08
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Solution
The fourth proportional to 409,882.92, 565,637.34 and 228,595.08 is: 315,460.60
Step by Step Solution
- Step 1: Write the proportion equation
409,882.92 : 565,637.34 = 228,595.08 : x - Step 2: Convert to fraction form
409,882.92/565,637.34 = 228,595.08/x - Step 3: Cross multiply
409,882.92x = 565,637.34 × 228,595.08 - Step 4: Simplify right side
409,882.92x = 129,301,912,988.29 - Step 5: Solve for x
x = 129,301,912,988.29/409,882.92 - Step 6: Final answer
x = 315,460.60
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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.