Finding the Fourth Proportional to 534,319.24, 737,355.30 and 289,302.81
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Solution
The fourth proportional to 534,319.24, 737,355.30 and 289,302.81 is: 399,235.03
Step by Step Solution
- Step 1: Write the proportion equation
534,319.24 : 737,355.30 = 289,302.81 : x - Step 2: Convert to fraction form
534,319.24/737,355.30 = 289,302.81/x - Step 3: Cross multiply
534,319.24x = 737,355.30 × 289,302.81 - Step 4: Simplify right side
534,319.24x = 213,318,960,258.39 - Step 5: Solve for x
x = 213,318,960,258.39/534,319.24 - Step 6: Final answer
x = 399,235.03
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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.