Finding the Fourth Proportional to 429,958.93, 644,952.96 and 114,416.14
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Solution
The fourth proportional to 429,958.93, 644,952.96 and 114,416.14 is: 171,628.09
Step by Step Solution
- Step 1: Write the proportion equation
429,958.93 : 644,952.96 = 114,416.14 : x - Step 2: Convert to fraction form
429,958.93/644,952.96 = 114,416.14/x - Step 3: Cross multiply
429,958.93x = 644,952.96 × 114,416.14 - Step 4: Simplify right side
429,958.93x = 73,793,028,164.77 - Step 5: Solve for x
x = 73,793,028,164.77/429,958.93 - Step 6: Final answer
x = 171,628.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.