Finding the Fourth Proportional to 229,263.70, 343,895.55 and 201,615.70
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Solution
The fourth proportional to 229,263.70, 343,895.55 and 201,615.70 is: 302,423.55
Step by Step Solution
- Step 1: Write the proportion equation
229,263.70 : 343,895.55 = 201,615.70 : x - Step 2: Convert to fraction form
229,263.70/343,895.55 = 201,615.70/x - Step 3: Cross multiply
229,263.70x = 343,895.55 × 201,615.70 - Step 4: Simplify right side
229,263.70x = 69,334,742,040.14 - Step 5: Solve for x
x = 69,334,742,040.14/229,263.70 - Step 6: Final answer
x = 302,423.55
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1.5x scale
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.