Finding the Fourth Proportional to 495,502.61, 743,364.63 and 158,563.49
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Solution
The fourth proportional to 495,502.61, 743,364.63 and 158,563.49 is: 237,880.66
Step by Step Solution
- Step 1: Write the proportion equation
495,502.61 : 743,364.63 = 158,563.49 : x - Step 2: Convert to fraction form
495,502.61/743,364.63 = 158,563.49/x - Step 3: Cross multiply
495,502.61x = 743,364.63 × 158,563.49 - Step 4: Simplify right side
495,502.61x = 117,870,486,358.54 - Step 5: Solve for x
x = 117,870,486,358.54/495,502.61 - Step 6: Final answer
x = 237,880.66
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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.