Finding the Fourth Proportional to 346,759.68, 520,086.40 and 110,071.68
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Solution
The fourth proportional to 346,759.68, 520,086.40 and 110,071.68 is: 165,090.66
Step by Step Solution
- Step 1: Write the proportion equation
346,759.68 : 520,086.40 = 110,071.68 : x - Step 2: Convert to fraction form
346,759.68/520,086.40 = 110,071.68/x - Step 3: Cross multiply
346,759.68x = 520,086.40 × 110,071.68 - Step 4: Simplify right side
346,759.68x = 57,246,783,793.15 - Step 5: Solve for x
x = 57,246,783,793.15/346,759.68 - Step 6: Final answer
x = 165,090.66
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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.