Finding the Fourth Proportional to 267,417.70, 401,029.35 and 134,253.70
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Solution
The fourth proportional to 267,417.70, 401,029.35 and 134,253.70 is: 201,331.75
Step by Step Solution
- Step 1: Write the proportion equation
267,417.70 : 401,029.35 = 134,253.70 : x - Step 2: Convert to fraction form
267,417.70/401,029.35 = 134,253.70/x - Step 3: Cross multiply
267,417.70x = 401,029.35 × 134,253.70 - Step 4: Simplify right side
267,417.70x = 53,839,674,046.10 - Step 5: Solve for x
x = 53,839,674,046.10/267,417.70 - Step 6: Final answer
x = 201,331.75
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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.