Finding the Fourth Proportional to 495,403.44, 683,715.12 and 294,199.44
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Solution
The fourth proportional to 495,403.44, 683,715.12 and 294,199.44 is: 406,029.89
Step by Step Solution
- Step 1: Write the proportion equation
495,403.44 : 683,715.12 = 294,199.44 : x - Step 2: Convert to fraction form
495,403.44/683,715.12 = 294,199.44/x - Step 3: Cross multiply
495,403.44x = 683,715.12 × 294,199.44 - Step 4: Simplify right side
495,403.44x = 201,148,605,423.53 - Step 5: Solve for x
x = 201,148,605,423.53/495,403.44 - Step 6: Final answer
x = 406,029.89
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1.5x scale
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.