Finding the Fourth Proportional to 344,880.79, 476,067.90 and 259,088.63
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Solution
The fourth proportional to 344,880.79, 476,067.90 and 259,088.63 is: 357,641.78
Step by Step Solution
- Step 1: Write the proportion equation
344,880.79 : 476,067.90 = 259,088.63 : x - Step 2: Convert to fraction form
344,880.79/476,067.90 = 259,088.63/x - Step 3: Cross multiply
344,880.79x = 476,067.90 × 259,088.63 - Step 4: Simplify right side
344,880.79x = 123,343,779,997.98 - Step 5: Solve for x
x = 123,343,779,997.98/344,880.79 - Step 6: Final answer
x = 357,641.78
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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.