Finding the Fourth Proportional to 351,239.60, 484,592.27 and 228,676.01
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Solution
The fourth proportional to 351,239.60, 484,592.27 and 228,676.01 is: 315,495.82
Step by Step Solution
- Step 1: Write the proportion equation
351,239.60 : 484,592.27 = 228,676.01 : x - Step 2: Convert to fraction form
351,239.60/484,592.27 = 228,676.01/x - Step 3: Cross multiply
351,239.60x = 484,592.27 × 228,676.01 - Step 4: Simplify right side
351,239.60x = 110,814,624,929.17 - Step 5: Solve for x
x = 110,814,624,929.17/351,239.60 - Step 6: Final answer
x = 315,495.82
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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.