Finding the Fourth Proportional to 348,178.34, 480,449.94 and 204,929.84
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Solution
The fourth proportional to 348,178.34, 480,449.94 and 204,929.84 is: 282,781.89
Step by Step Solution
- Step 1: Write the proportion equation
348,178.34 : 480,449.94 = 204,929.84 : x - Step 2: Convert to fraction form
348,178.34/480,449.94 = 204,929.84/x - Step 3: Cross multiply
348,178.34x = 480,449.94 × 204,929.84 - Step 4: Simplify right side
348,178.34x = 98,458,529,332.21 - Step 5: Solve for x
x = 98,458,529,332.21/348,178.34 - Step 6: Final answer
x = 282,781.89
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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.