Finding the Fourth Proportional to 495,420.14, 683,679.20 and 269,064.02
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Solution
The fourth proportional to 495,420.14, 683,679.20 and 269,064.02 is: 371,308.03
Step by Step Solution
- Step 1: Write the proportion equation
495,420.14 : 683,679.20 = 269,064.02 : x - Step 2: Convert to fraction form
495,420.14/683,679.20 = 269,064.02/x - Step 3: Cross multiply
495,420.14x = 683,679.20 × 269,064.02 - Step 4: Simplify right side
495,420.14x = 183,953,473,942.38 - Step 5: Solve for x
x = 183,953,473,942.38/495,420.14 - Step 6: Final answer
x = 371,308.03
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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.