Finding the Fourth Proportional to 495,891.34, 684,303.81 and 281,033.98
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Solution
The fourth proportional to 495,891.34, 684,303.81 and 281,033.98 is: 387,812.02
Step by Step Solution
- Step 1: Write the proportion equation
495,891.34 : 684,303.81 = 281,033.98 : x - Step 2: Convert to fraction form
495,891.34/684,303.81 = 281,033.98/x - Step 3: Cross multiply
495,891.34x = 684,303.81 × 281,033.98 - Step 4: Simplify right side
495,891.34x = 192,312,623,253.46 - Step 5: Solve for x
x = 192,312,623,253.46/495,891.34 - Step 6: Final answer
x = 387,812.02
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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.