Finding the Fourth Proportional to 340,567.92, 470,152.08 and 213,313.68
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Solution
The fourth proportional to 340,567.92, 470,152.08 and 213,313.68 is: 294,478.32
Step by Step Solution
- Step 1: Write the proportion equation
340,567.92 : 470,152.08 = 213,313.68 : x - Step 2: Convert to fraction form
340,567.92/470,152.08 = 213,313.68/x - Step 3: Cross multiply
340,567.92x = 470,152.08 × 213,313.68 - Step 4: Simplify right side
340,567.92x = 100,289,870,344.45 - Step 5: Solve for x
x = 100,289,870,344.45/340,567.92 - Step 6: Final answer
x = 294,478.32
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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.