Finding the Fourth Proportional to 228,905.70, 342,667.35 and 201,257.70
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Solution
The fourth proportional to 228,905.70, 342,667.35 and 201,257.70 is: 301,278.84
Step by Step Solution
- Step 1: Write the proportion equation
228,905.70 : 342,667.35 = 201,257.70 : x - Step 2: Convert to fraction form
228,905.70/342,667.35 = 201,257.70/x - Step 3: Cross multiply
228,905.70x = 342,667.35 × 201,257.70 - Step 4: Simplify right side
228,905.70x = 68,964,442,726.10 - Step 5: Solve for x
x = 68,964,442,726.10/228,905.70 - Step 6: Final answer
x = 301,278.84
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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.