Finding the Fourth Proportional to 302,609.08, 417,622.73 and 216,576.14
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Solution
The fourth proportional to 302,609.08, 417,622.73 and 216,576.14 is: 298,890.96
Step by Step Solution
- Step 1: Write the proportion equation
302,609.08 : 417,622.73 = 216,576.14 : x - Step 2: Convert to fraction form
302,609.08/417,622.73 = 216,576.14/x - Step 3: Cross multiply
302,609.08x = 417,622.73 × 216,576.14 - Step 4: Simplify right side
302,609.08x = 90,447,118,839.66 - Step 5: Solve for x
x = 90,447,118,839.66/302,609.08 - Step 6: Final answer
x = 298,890.96
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1.5x scale
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.