Finding the Fourth Proportional to 377,924.99, 521,536.44 and 208,159.11
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Solution
The fourth proportional to 377,924.99, 521,536.44 and 208,159.11 is: 287,259.55
Step by Step Solution
- Step 1: Write the proportion equation
377,924.99 : 521,536.44 = 208,159.11 : x - Step 2: Convert to fraction form
377,924.99/521,536.44 = 208,159.11/x - Step 3: Cross multiply
377,924.99x = 521,536.44 × 208,159.11 - Step 4: Simplify right side
377,924.99x = 108,562,561,182.97 - Step 5: Solve for x
x = 108,562,561,182.97/377,924.99 - Step 6: Final answer
x = 287,259.55
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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.