Finding the Fourth Proportional to 302,564.70, 453,847.05 and 92,202.30
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Solution
The fourth proportional to 302,564.70, 453,847.05 and 92,202.30 is: 138,303.45
Step by Step Solution
- Step 1: Write the proportion equation
302,564.70 : 453,847.05 = 92,202.30 : x - Step 2: Convert to fraction form
302,564.70/453,847.05 = 92,202.30/x - Step 3: Cross multiply
302,564.70x = 453,847.05 × 92,202.30 - Step 4: Simplify right side
302,564.70x = 41,845,741,858.22 - Step 5: Solve for x
x = 41,845,741,858.22/302,564.70 - Step 6: Final answer
x = 138,303.45
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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.