Finding the Fourth Proportional to 533,034.14, 735,516.05 and 342,305.87
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Solution
The fourth proportional to 533,034.14, 735,516.05 and 342,305.87 is: 472,336.46
Step by Step Solution
- Step 1: Write the proportion equation
533,034.14 : 735,516.05 = 342,305.87 : x - Step 2: Convert to fraction form
533,034.14/735,516.05 = 342,305.87/x - Step 3: Cross multiply
533,034.14x = 735,516.05 × 342,305.87 - Step 4: Simplify right side
533,034.14x = 251,771,456,005.10 - Step 5: Solve for x
x = 251,771,456,005.10/533,034.14 - Step 6: Final answer
x = 472,336.46
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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.