Finding the Fourth Proportional to 495,957.81, 683,206.97 and 359,591.07
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Solution
The fourth proportional to 495,957.81, 683,206.97 and 359,591.07 is: 495,354.89
Step by Step Solution
- Step 1: Write the proportion equation
495,957.81 : 683,206.97 = 359,591.07 : x - Step 2: Convert to fraction form
495,957.81/683,206.97 = 359,591.07/x - Step 3: Cross multiply
495,957.81x = 683,206.97 × 359,591.07 - Step 4: Simplify right side
495,957.81x = 245,675,123,216.25 - Step 5: Solve for x
x = 245,675,123,216.25/495,957.81 - Step 6: Final answer
x = 495,354.89
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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.