Finding the Fourth Proportional to 228,207.60, 341,655.30 and 201,963.60
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Solution
The fourth proportional to 228,207.60, 341,655.30 and 201,963.60 is: 302,364.75
Step by Step Solution
- Step 1: Write the proportion equation
228,207.60 : 341,655.30 = 201,963.60 : x - Step 2: Convert to fraction form
228,207.60/341,655.30 = 201,963.60/x - Step 3: Cross multiply
228,207.60x = 341,655.30 × 201,963.60 - Step 4: Simplify right side
228,207.60x = 69,001,934,347.08 - Step 5: Solve for x
x = 69,001,934,347.08/228,207.60 - Step 6: Final answer
x = 302,364.75
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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.