Finding the Fourth Proportional to 413,926.77, 571,117.73 and 252,723.09
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Solution
The fourth proportional to 413,926.77, 571,117.73 and 252,723.09 is: 348,696.07
Step by Step Solution
- Step 1: Write the proportion equation
413,926.77 : 571,117.73 = 252,723.09 : x - Step 2: Convert to fraction form
413,926.77/571,117.73 = 252,723.09/x - Step 3: Cross multiply
413,926.77x = 571,117.73 × 252,723.09 - Step 4: Simplify right side
413,926.77x = 144,334,636,215.77 - Step 5: Solve for x
x = 144,334,636,215.77/413,926.77 - Step 6: Final answer
x = 348,696.07
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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.