Finding the Fourth Proportional to 663,876.08, 916,121.24 and 362,052.08
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Solution
The fourth proportional to 663,876.08, 916,121.24 and 362,052.08 is: 499,616.74
Step by Step Solution
- Step 1: Write the proportion equation
663,876.08 : 916,121.24 = 362,052.08 : x - Step 2: Convert to fraction form
663,876.08/916,121.24 = 362,052.08/x - Step 3: Cross multiply
663,876.08x = 916,121.24 × 362,052.08 - Step 4: Simplify right side
663,876.08x = 331,683,600,474.18 - Step 5: Solve for x
x = 331,683,600,474.18/663,876.08 - Step 6: Final answer
x = 499,616.74
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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.