Finding the Fourth Proportional to 534,362.64, 737,421.58 and 289,350.08
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Solution
The fourth proportional to 534,362.64, 737,421.58 and 289,350.08 is: 399,303.73
Step by Step Solution
- Step 1: Write the proportion equation
534,362.64 : 737,421.58 = 289,350.08 : x - Step 2: Convert to fraction form
534,362.64/737,421.58 = 289,350.08/x - Step 3: Cross multiply
534,362.64x = 737,421.58 × 289,350.08 - Step 4: Simplify right side
534,362.64x = 213,372,993,166.73 - Step 5: Solve for x
x = 213,372,993,166.73/534,362.64 - Step 6: Final answer
x = 399,303.73
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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.