Finding the Fourth Proportional to 608,021.45, 839,153.00 and 349,893.08
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Solution
The fourth proportional to 608,021.45, 839,153.00 and 349,893.08 is: 482,900.44
Step by Step Solution
- Step 1: Write the proportion equation
608,021.45 : 839,153.00 = 349,893.08 : x - Step 2: Convert to fraction form
608,021.45/839,153.00 = 349,893.08/x - Step 3: Cross multiply
608,021.45x = 839,153.00 × 349,893.08 - Step 4: Simplify right side
608,021.45x = 293,613,828,109.66 - Step 5: Solve for x
x = 293,613,828,109.66/608,021.45 - Step 6: Final answer
x = 482,900.44
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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.