Finding the Fourth Proportional to 429,989.08, 593,336.71 and 257,914.05
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Solution
The fourth proportional to 429,989.08, 593,336.71 and 257,914.05 is: 355,892.47
Step by Step Solution
- Step 1: Write the proportion equation
429,989.08 : 593,336.71 = 257,914.05 : x - Step 2: Convert to fraction form
429,989.08/593,336.71 = 257,914.05/x - Step 3: Cross multiply
429,989.08x = 593,336.71 × 257,914.05 - Step 4: Simplify right side
429,989.08x = 153,029,873,889.78 - Step 5: Solve for x
x = 153,029,873,889.78/429,989.08 - Step 6: Final answer
x = 355,892.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.