Finding the Fourth Proportional to 228,201.06, 314,812.68 and 147,654.84
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Solution
The fourth proportional to 228,201.06, 314,812.68 and 147,654.84 is: 203,695.88
Step by Step Solution
- Step 1: Write the proportion equation
228,201.06 : 314,812.68 = 147,654.84 : x - Step 2: Convert to fraction form
228,201.06/314,812.68 = 147,654.84/x - Step 3: Cross multiply
228,201.06x = 314,812.68 × 147,654.84 - Step 4: Simplify right side
228,201.06x = 46,483,615,895.37 - Step 5: Solve for x
x = 46,483,615,895.37/228,201.06 - Step 6: Final answer
x = 203,695.88
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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.