Finding the Fourth Proportional to 384,856.84, 577,078.98 and 192,701.08
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Solution
The fourth proportional to 384,856.84, 577,078.98 and 192,701.08 is: 288,948.33
Step by Step Solution
- Step 1: Write the proportion equation
384,856.84 : 577,078.98 = 192,701.08 : x - Step 2: Convert to fraction form
384,856.84/577,078.98 = 192,701.08/x - Step 3: Cross multiply
384,856.84x = 577,078.98 × 192,701.08 - Step 4: Simplify right side
384,856.84x = 111,203,742,691.30 - Step 5: Solve for x
x = 111,203,742,691.30/384,856.84 - Step 6: Final answer
x = 288,948.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.