Finding the Fourth Proportional to 351,553.68, 527,420.16 and 102,235.68
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Solution
The fourth proportional to 351,553.68, 527,420.16 and 102,235.68 is: 153,379.59
Step by Step Solution
- Step 1: Write the proportion equation
351,553.68 : 527,420.16 = 102,235.68 : x - Step 2: Convert to fraction form
351,553.68/527,420.16 = 102,235.68/x - Step 3: Cross multiply
351,553.68x = 527,420.16 × 102,235.68 - Step 4: Simplify right side
351,553.68x = 53,921,158,703.31 - Step 5: Solve for x
x = 53,921,158,703.31/351,553.68 - Step 6: Final answer
x = 153,379.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.