Finding the Fourth Proportional to 269,398.24, 403,518.48 and 218,569.12
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Solution
The fourth proportional to 269,398.24, 403,518.48 and 218,569.12 is: 327,384.02
Step by Step Solution
- Step 1: Write the proportion equation
269,398.24 : 403,518.48 = 218,569.12 : x - Step 2: Convert to fraction form
269,398.24/403,518.48 = 218,569.12/x - Step 3: Cross multiply
269,398.24x = 403,518.48 × 218,569.12 - Step 4: Simplify right side
269,398.24x = 88,196,679,077.34 - Step 5: Solve for x
x = 88,196,679,077.34/269,398.24 - Step 6: Final answer
x = 327,384.02
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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.