Finding the Fourth Proportional to 409,582.64, 565,226.64 and 228,306.06
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Solution
The fourth proportional to 409,582.64, 565,226.64 and 228,306.06 is: 315,063.81
Step by Step Solution
- Step 1: Write the proportion equation
409,582.64 : 565,226.64 = 228,306.06 : x - Step 2: Convert to fraction form
409,582.64/565,226.64 = 228,306.06/x - Step 3: Cross multiply
409,582.64x = 565,226.64 × 228,306.06 - Step 4: Simplify right side
409,582.64x = 129,044,667,185.44 - Step 5: Solve for x
x = 129,044,667,185.44/409,582.64 - Step 6: Final answer
x = 315,063.81
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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.