Finding the Fourth Proportional to 267,267.36, 400,343.16 and 160,312.12
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Solution
The fourth proportional to 267,267.36, 400,343.16 and 160,312.12 is: 240,133.55
Step by Step Solution
- Step 1: Write the proportion equation
267,267.36 : 400,343.16 = 160,312.12 : x - Step 2: Convert to fraction form
267,267.36/400,343.16 = 160,312.12/x - Step 3: Cross multiply
267,267.36x = 400,343.16 × 160,312.12 - Step 4: Simplify right side
267,267.36x = 64,179,860,707.10 - Step 5: Solve for x
x = 64,179,860,707.10/267,267.36 - Step 6: Final answer
x = 240,133.55
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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.